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Magnificent 1930 French Art Deco Platinum Diamond Bracelet
Located in Chicago, IL
-carat diamond, surrounded by approximately 16 carats of additional fine white diamonds of F color and VS
Category

Vintage 1930s French Art Deco Tennis Bracelets

Materials

Diamond, White Diamond, Ruby, Platinum

Gold, Tanzanite, and Diamond Ring
Located in Princeton, NJ
approximately 9.27 carat cushion shaped tanzanite resting in a halo of 16 round brilliant cut diamonds which
Category

Late 20th Century American Contemporary Cocktail Rings

Materials

Diamond, Tanzanite, Gold, 18k Gold

Platinum Ruby and Diamond Flower Earrings
Located in New York, NY
carats, displaying a vivid pinkish red hue. At the center of the flower, set with brilliant-cut diamonds
Category

1990s American Modern Clip-on Earrings

Materials

Diamond, Ruby, Platinum

Platinum Green Tourmaline and Diamond Brooch
Located in New York, NY
square-shaped diamonds, totaling approximately 3.90 carats, and 16 brilliant round diamonds weighing
Category

1990s Unknown Retro Brooches

Materials

Diamond, Tourmaline, Platinum

GIA Certified 3.37 Tourmaline Diamond Yellow Gold Ring
By Shimon s Creations
Located in New York, NY
16 White Round Diamonds: 0.09 Carats 1 Natural Orange Tourmaline: 3.28 Carats Metal: 18K Yellow
Category

2010s Fashion Rings

Materials

Diamond, Tourmaline, 18k Gold, Yellow Gold

Gin Grace Cushion-Cut Yellow Diamond with White Diamonds 18k TT Gold Ring
Located in New York, NY
& Grace Ring. The 18K Two Tone Gold jewelry boasts with Cushion-cut 1 pcs 0.63 carat, Round-cut 16 pcs
Category

20th Century Chinese Art Deco Engagement Rings

Materials

White Diamond, Yellow Diamond, 18k Gold, White Gold, Yellow Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Blue Sapphire, White Diamond, Diamond, White Gold, 14k Gold, Gold

Diamond Bracelet with Sapphire
Located in New York, NY
wide. As a tennis bracelet, it contains 37 0.15-carat round-cut diamonds and 16 0.02-carat diamonds
Category

Vintage 1920s Unknown Art Deco Tennis Bracelets

Materials

Diamond, Blue Sapphire, Platinum

Diamond Bracelet with Sapphire
Diamond Bracelet with Sapphire
$28,800 Sale Price
20% Off
Alexander Beverly Hills 3.92ct Heart Diamond D-F VVS2/VS1 Eternity Band 18k S.5
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
Stunning heart shape diamond eternity band, By Alexander Beverly Hills. 16 heart brilliant diamonds
Category

21st Century and Contemporary American Contemporary Wedding Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold

Multi Strand Pearl Diamond Choker Necklace
Located in New York, NY
the center. Approximate Length: 16" Approximate Diamond Weight: 8.45 carats Pearl Size
Category

20th Century Unknown Multi-Strand Necklaces

Materials

Diamond, Pearl, Platinum

Lapis Labradorite Necklace with Solid 14K Gold Freeform Diamond Heart Pendant
By Eytan Brandes
Located in Sherman Oaks, CA
a heart-wearing kind of person. The 16 natural and untreated brilliant cut diamonds are all new
Category

2010s American Contemporary Pendant Necklaces

Materials

Lapis Lazuli, Labradorite, White Diamond, Diamond, Yellow Gold, White Go...

Tiffany Co. Diamond Key Pendant Necklace
By Tiffany Co.
Located in London, GB
Diamonds: Approx. 0.30 carats, Colour: F-G, Clarity: VS Hallmarked: Platinum, London, 2002 Marked: ‘Tiffany
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Platinum

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Alexander Beverly Hills 3.92ct Heart Diamond D-F VVS2/VS1 Eternity Band 18k S.5
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
Stunning heart shape diamond eternity band, By Alexander Beverly Hills. 16 heart brilliant diamonds
Category

2010s American Modern Band Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Ruby Diamond Ring, Red Ruby, 14k Yellow Gold, Bypass, Stack, Fashion, Freeform
By Five Star Jewelry
Located in Austin, TX
this beautiful ring are listed below: Metal Quality: 14k Yellow Gold Diamond Carat Weight: .11 Carats
Category

2010s American Modern Fashion Rings

Materials

Diamond, Ruby, 14k Gold, Yellow Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Hammerman Ruby Diamond Convertible Drop Earrings
Located in New York, NY
). 40 oval Burmese (estimated) rubies weighing approx. 16 carats total. 70 mix-shaped diamonds weighing
Category

21st Century and Contemporary American Contemporary Drop Earrings

Materials

Diamond, Ruby, 18k Gold, Platinum

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

1.7 Carat Cushion Cut Opal and Round Cut Pink Sapphire 14K Rose Gold Ring
Located in New York, NY
pink rubies each measure 1.5 mm Gemstones weight: 0.22 carat / Diamonds: 16 Round cut ,1 mm, 0.06 carat
Category

21st Century and Contemporary Indian Art Deco Bridal Rings

Materials

Diamond, Pink Sapphire, Opal, 14k Gold, Rose Gold

AGL Certified 13.10 Ct Emerald Cut Colombian Emerald Diamond 18K Gold Ring
Located in New York, NY
/ Engagement ring 13.1 Carat of Finest Colombian Emerald and Diamond Ring, Estate Extreme fine color and
Category

Late 20th Century Cocktail Rings

Materials

Diamond, Emerald, 18k Gold, Platinum

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Van Cleef Arpels Art Deco Diamond Ruby Ring
By Van Cleef Arpels
Located in New York, NY
: Old European Cut approx 1.40 Carats Diamonds: 16 Baguette-cut, framing the design Rubies: 20 Invisibly
Category

Vintage 1920s French Art Deco Cocktail Rings

Materials

Diamond, Ruby, 18k Gold

Intricate Chalcedony Diamond Cocktail Ring
Located in Webster, NY
: Chalcedony Gemstone Measurements: 16-24mm circular Diamond Carat Weight: 1.50CTW Average Color: F-G Average
Category

20th Century Cocktail Rings

Materials

Chalcedony, Diamond, 14k Gold, White Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Ruby Stud Earrings w Emerald Cut Rubies and Diamond Halo Earrings, Yellow Gold
By Five Star Jewelry
Located in Austin, TX
: 14 kt Yellow Gold Earring Type: Stud Diamond Number: 16 Diamond Total Weight: .07 carat Diamond
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, Ruby, 14k Gold, Yellow Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Blue Sapphire, White Diamond, Diamond, White Gold, 14k Gold, Gold

14K Gold and Diamond Omega Constellation Watch Vintage
By Omega
Located in Bradenton, FL
diamond numerals, approx. .16 carats. The diamond hour markers further elevate this beautiful watch. This
Category

Mid-20th Century Swiss Modern Wrist Watches

Materials

Diamond, 14k Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Antique 6.50Ct Diamond and 16k Rose Gold Bracelet
Located in Jesmond, Newcastle Upon Tyne
A magnificent, fine and impressive antique 6.50 carat diamond, 16 karat rose gold and platinum set
Category

Vintage 1930s Chain Bracelets

Materials

Diamond, Rose Gold, Platinum

Cuban Solid White Gold Ring with Diamonds
By Roberta Micheletto
Located in Milano, Lombardia
White Diamonds: Total Carat Weight: 1.59 ct Clarity: VVS1 Color: G Meticulously handmade in Italy, this
Category

2010s Modern More Rings

Materials

White Diamond, 18k Gold

Art Deco Antique Diamond Platinum Bracelet
Located in Beverly Hills, CA
A true treasure from the Art Deco era, circa 1930, this bracelet features approximately 16 carats
Category

Vintage 1930s American More Bracelets

Materials

Diamond, Platinum

14K Ruby with Diamond Halo Studs
Located in Great Neck, NY
. The rubies total 0.24 carats with the 16 round diamonds totaling 0.39 carats. The stones are set in
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, Ruby, White Gold, 14k Gold

Luxurious 0.4 ct. Round Brilliant Diamond Ring
Located in רמת גן, IL
stone: 1 Pc Round Brilliant Colur: E Clarity: VS2 carat weight: 0.40 carat Sidestone: 16 Pcs Round
Category

2010s Israeli Solitaire Rings

Materials

Diamond, White Gold

Faye Kim 18 Karat Gold Diamond Spool Necklace
By Faye Kim
Located in Darien, CT
is timeless and fitting for every day. Cable chain is 16-18" adjustable Diamonds = .28 carats twt
Category

2010s American Contemporary Choker Necklaces

Materials

Diamond, 18k Gold, Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Luminous 1.44ct Diamonds Ring in 18k Rose Gold - IGI Certified
Located in רמת גן, IL
stone: 16 pcs Diamonds Side stone carat weight: 0.16ct Shape: Round Color grade: F-G Clarity grade: VS
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, Rose Gold

Paperclip Link Diamond Earrings w. Baroque Pearl
Located in New York, NY
solid gold 52 round natural diamonds (.16 carats per pair) Color: G-H Clarity: SI1 3.75 inch drop
Category

2010s Artisan Drop Earrings

Materials

Diamond, Pearl, 14k Gold

Diamond Elegant Pave 14K (or 18k upon request) Yellow Gold Drop Necklace
Located in Los Angeles, CA
, Rose Gold, White Gold Stone Type : DIAMONDS Weight : 6.65GR Size : 16+2 INCHES Diamond Carat Weight
Category

2010s American Modern Drop Necklaces

Materials

14k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

Van Cleef Arpels Vintage Diamond Huggie Earrings
By Van Cleef Arpels
Located in New York, NY
blend of luxury and elegance. With approximately 16 carats of round diamonds boasting D-F color and VVS
Category

Late 20th Century French Contemporary Hoop Earrings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Diamond Akoya Pearl Earrings 14 Karat Yellow Gold Certified
Located in Brooklyn, NY
.    Weight: 3.77 Grams 16 Round Diamonds: 0.56 Carats.    Diamond Color: G-H Diamond Clarity: VS-SI
Category

2010s American Stud Earrings

Materials

Diamond, Pearl, 14k Gold, Yellow Gold

Elegant 1.00ct Diamonds Ring in 18k Yellow Gold - IGI Certified
Located in רמת גן, IL
Clarity grade: VS Cut grade: Very Good Side stone: 16 pcs Diamonds Side stone carat weight: 0.28ct Shape
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold

Faye Kim 18 Karat Gold Rose Cut Diamond Necklace
By Faye Kim
Located in Darien, CT
chain is 16-18" adjustable. Diamond .33 carats twt All Faye Kim's pieces are designed and handmade in
Category

2010s American Contemporary Drop Necklaces

Materials

Diamond, 18k Gold

Harry Winston Emerald Diamond Chandelier Earrings
By Harry Winston
Located in New York, NY
diamonds, suspending from a pear-shaped diamond halo. Emeralds weigh approx. 5.00 carats total (16 in qty
Category

Vintage 1960s American Drop Earrings

Materials

Diamond, Emerald, Platinum

Ruby and Diamond 14K White Gold Vintage Ring
Located in Derby, NY
outfit. Jewelry Style : Ring Metal Type : 14K Gold Ruby : Round, .69 Carat Diamonds : 16 .10 ctw round
Category

20th Century Engagement Rings

Materials

Diamond, Ruby, 14k Gold, White Gold

Diamond Mix shape 14K (or 18k upon request) Yellow Gold Pendant Necklace
Located in Los Angeles, CA
: 9.24GR Size : 16+2 INCHES Diamond Carat Weight : 0.30ttcw Lead Time : 4-8 Weeks (If out of Stock
Category

2010s American Modern Pendant Necklaces

Materials

14k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

Yellow Gold Colombian Emerald and Diamond Drop Earrings
Located in Coral Gables, FL
1.10 Carats Accented By 16 Round Diamonds Totaling An Additional 0.16 Carats. GIA Report #5222342191
Category

Late 20th Century Dangle Earrings

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

2.22 Carat Morganite Cushion Cut and Pink Sapphire Round Cut 14K Rose Gold Ring
Located in New York, NY
gemstone weight: 2.22 carats Diamonds: 16 Diamond cut: Round Diamond measurements: 1 mm Diamond weight
Category

20th Century Chinese Art Deco Bridal Rings

Materials

Diamond, Morganite, Pink Sapphire, 14k Gold, Rose Gold

Rubellite and Diamond Drop Earrings, Handmade in Yellow Gold
By Sarosi By Timeless Gems
Located in Los Angeles, CA
total 2 round brilliant-cut diamonds, .16 carats total
Category

21st Century and Contemporary American Artisan Drop Earrings

Materials

Diamond, Rubelite, Tourmaline, Gold, 18k Gold, Yellow Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Blue Sapphire, Gold, 14k Gold, White Gold

Blue Sapphire Ring With Diamonds 14K White Gold
Located in Punta Gorda, FL
= 0.48 Carat 16 Diamonds = 0.04 Carats Metal: 14K White Gold Ring Size: 7* US *It can be resized
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Blue Sapphire, White Diamond, Diamond, White Gold, 14k Gold, Gold

Elegant 1.36ct Diamonds Ring in 18k Yellow Gold - IGI Certified
Located in רמת גן, IL
further enhanced by 16 round accent diamonds with 0.35ct total, creating a luminous frame of sparkle. This
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold

Emeralds and Pave Diamond Paradizia Earrings
By Paradizia
Located in Laguna Beach, CA
elegant stylish statement of beauty and movement. Item #E3309 Materials and Weight Emeralds, 16 carats
Category

21st Century and Contemporary American Artisan Dangle Earrings

Materials

Emerald, Diamond, 14k Gold, Rhodium, Sterling Silver

Dazzling 1.10ct Diamonds Necklace with Halo Pendant in 18k Yellow Gold
Located in רמת גן, IL
: Pear Color grade: I Clarity grade: SI1 Side stone: 16 pcs Diamonds Side stone carat weight: 0.30ct
Category

2010s Israeli Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Amethyst and Diamond Multi-Strand Bracelet
By Paradizia
Located in Laguna Beach, CA
, 6.5mm, 300 carats. Pave diamond ball, 16 x19mm, 3.17 carats. Pave diamond magnetic clasp, 8 x 38mm, .30
Category

21st Century and Contemporary American Artisan Beaded Bracelets

Materials

Amethyst, Diamond, 14k Gold, Rhodium, Sterling Silver

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16 Carat Diamond For Sale on 1stDibs

You are likely to find exactly the 16 carat diamond you’re looking for on 1stDibs, as there is a broad range for sale. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and White Gold — can elevate any look. Our collection of these items for sale includes 314 vintage editions and 748 modern creations to choose from as well. Finding the perfect 16 carat diamond may mean sifting through those created during different time periods — you can find an early version that dates to the 18th Century and a newer variation that were made as recently as the 21st Century. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. Finding an appealing 16 carat diamond — no matter the origin — is easy, but LB Exclusive, Meghna Jewels and Luigi Ferrara each produced a popular version that is worth a look. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and emerald cut cut versions available here, too. Finding a 16 carat diamond for sale for women should be easy, but there are 275 pieces available to browse for unisex as well as men, too.

How Much is a 16 Carat Diamond?

The price for a 16 carat diamond starts at $230 and tops out at $1,250,000 with these rings, on average, selling for $7,479.

Why Gold Shines in Jewelry Craftsmanship

Gold is the feel-good metal, the serotonin of jewelry. Wear vintage and antique gold necklaces, watches, gold bracelets or gold rings and you feel happy, you feel dressed, you feel, well, yourself. 

Gold, especially yellow gold, with its rich patina and ancient pedigree going back thousands of years, is the steady standby, the well-mannered metal of choice. Any discussion of this lustrous metal comes down to a basic truth: Gold is elementary, my dear. Gold jewelry that couples the mystique of the metal with superb design and craftsmanship achieves the status of an enduring classic. Many luxury houses have given us some of our most treasured and lasting examples of gold jewelry over the years.

Since its founding, in 1837, Tiffany Co. has built its reputation on its company jewelry as well as its coterie of boutique designers, which has included Jean Schlumberger, Donald Claflin, Angela Cummings and Elsa Peretti. There are numerous gold Tiffany classics worth citing. Some are accented with gemstones, but all stand out for their design and the workmanship displayed.

For the woman who prefers a minimalist look, the Tiffany Co. twist bangle (thin, slightly ovoid) is stylishly simple. For Cummings devotees, signature pieces feature hard stone inlay, such as her pairs of gold ear clips inlaid with black jade (a play on the classic Chanel black and tan), or bangles whose design recalls ocean waves, with undulating lines of lapis lazuli and mother-of-pearl. And just about any design by the great Jean Schlumberger is by definition a classic.

Even had he eschewed stones and diamonds, Southern-born David Webb would be hailed for the vast arsenal of heavy gold jewelry he designed. Gold, usually hammered or textured in some manner, defines great David Webb jewelry. The self-taught jeweler made very au courant pieces while drawing inspiration from ancient and out-of-the-way sources — East meets West in the commanding gold necklaces made by Webb in the early 1970s. The same could be said for his endlessly varied gold cuffs.

In Europe, many houses have given us gold jewelry that sets the highest standard for excellence, pieces that were highly sought after when they were made and continue to be so. 

Numerous designs from Cartier are homages to gold. There are the classic Trinity rings, necklaces and bracelets — trifectas of yellow, white and rose gold. As a testament to the power of love, consider the endurance of the Cartier Love bracelet.

Aldo Cipullo, Cartier’s top in-house designer from the late 1960s into the early ’70s, made history in 1969 with the Love bracelet. Cipullo frequently said that the Love bracelet was born of a sleepless night contemplating a love affair gone wrong and his realization that “the only remnants he possessed of the romance were memories.” He distilled the urge to keep a loved one close into a slim 18-karat gold bangle. 

BVLGARI and its coin jewelry, gemme nummarie, hit the jackpot when the line launched in the 1960s. The line has been perennially popular. BVLGARI coin jewelry features ancient Greek and Roman coins embedded in striking gold mounts, usually hung on thick link necklaces of varying lengths. In the 1970s, BVLGARI introduced the Tubogas line, most often made in yellow gold. The Tubogas watches are classics, and then there is the Serpenti, the house's outstanding snake-themed watches and bracelets.

A collection called Monete that incorporated the gold coins is one of several iconic BVLGARI lines that debuted in the 1970s and ’80s, catering to a new generation of empowered women. Just as designers like Halston and Yves Saint Laurent were popularizing fuss-free ready-to-wear fashion for women on the go, BVLGARI offered jewels to be lived in

Since Van Cleef Arpels opened its Place Vendôme doors in 1906, collection after collection of jewelry classics have enchanted the public. As predominantly expressed in a honeycomb of gold, there is the Ludo watch and accessories, circa the 1920s, and the golden Zip necklace, 1951, whose ingenious transformation of the traditional zipper was originally proposed by the Duchess of Windsor. Van Cleef's Alhambra, with its Moroccan motif, was introduced in 1968 and from the start its popularity pivoted on royalty and celebrity status. It remains one of VCA’s most popular and collected styles.

Mention must be made of Buccellati, whose name is synonymous with gold so finely spun that it suggests tapestry. The house’s many gold bracelets, typically embellished with a few or many diamonds, signified taste and distinction and are always in favor on the secondary market. Other important mid-20th-century houses known for their gold-themed jewelry include Hermès and Ilias Lalaounis.

Find a stunning collection of vintage and antique gold jewelry on 1stDibs.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.  

Questions About 16 Carat Diamond
  • 1stDibs ExpertApril 5, 2022
    Yes, there are three-carat diamonds, and you can find them from a number of different jewelers and other retailers. Find an assortment of diamond jewelry from the world’s top sellers on 1stDibs.
  • 1stDibs ExpertMarch 22, 2022
    A 24-carat diamond is a precious diamond gemstone that weighs 24 carats. One carat weighs 200 milligrams, meaning a 24-carat diamond weighs roughly 4.8 grams. That equates to roughly 0.17 ounces. On 1stDibs, shop a variety of diamond jewelry.
  • 1stDibs ExpertApril 5, 2022
    A nine-carat diamond is considered rare and holds a premium price. Because of their rarity and size, nine-carat diamonds are a coveted choice for engagement rings. One of the most famous nine-carat diamond rings belongs to actress Kate Hudson, who has a nine-carat emerald cut diamond complemented with tapered baguettes on a platinum band. Shop a selection of diamond jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 27, 2024
    Whether a 1.5-carat diamond is too big depends on the type of jewelry in question and your personal preferences. A single stud earring that is 1.5 carats is rather large and would cover the entire earlobe. In terms of rings, a 1.5-carat diamond is larger than average. Find a variety of diamond jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 13, 2023
    Yes, a two-carat diamond is generally rarer than a smaller diamond, especially high-quality two-carat diamonds. When larger diamonds are found in nature, they usually have flaws. And prices per carat don’t increase as weight increases. A three-carat gem can be less valuable than a one-carat stone, for example, if all of the other attributes are of lesser quality in the larger diamond. Shop an assortment of diamond jewelry from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertNovember 6, 2023
    There is no hard-and-fast rule for how many carats a diamond necklace should be. On average, solitaire diamond necklaces range from 0.5 to 1 carat, but you can find pieces with larger and smaller stones. Tennis chains that feature continuous diamonds set into links usually have much higher total carat weights. For example, one might feature 60 individual diamonds, each 0.20 carats in size, for a total carat weight of 12.0 carats. Shop a wide range of diamond necklaces on 1stDibs.
  • 1stDibs ExpertSeptember 28, 2021
    The minimum value of a 25-carat diamond ranges from $300 to $1,400. The prices change subject to the fluctuation of market factors. The value is defined based on the 4Cs — color, clarity, cut and carat weight. Shop antique, vintage and new diamond jewelry on 1stDibs.
  • 1stDibs ExpertSeptember 28, 2021
    An 8-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On an average an 8-carat diamond could cost you between $17,500 to $90,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 8-carat diamond jewelry from different periods and styles to choose from.
  • 1stDibs ExpertSeptember 28, 2021
    A 4-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 4-carat diamond could cost you between $8,400 to $71,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 4-carat diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    A 6-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 6-carat diamond could cost you between $15,000 to $80,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 6-carat diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    A 5-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 5-carat diamond could cost you between $9,600 to $67,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 5-carat diamond jewelry.
  • 1stDibs ExpertFebruary 27, 2024
    In terms of dimensions, how large a 3-carat diamond is varies. The shape of the diamond will determine its length and width. Weighing 600 milligrams, diamonds that are 3 carats are generally considered to be large stones. On 1stDibs, shop a large collection of diamond jewelry from some of the world's top dealers.
  • 1stDibs ExpertFebruary 22, 2021
    The size of a 12 carat diamond is dependent on diamond cut. A 12 carat round diamond is roughly 15 mm in size.
  • 1stDibs ExpertSeptember 28, 2021
    A 9-carat diamond’s worth varies depending on the 4Cs of diamond quality — color, cut, clarity and carat. On average, a 9-carat diamond could cost you between $19,000 to $1,000,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 9-carat diamond jewelry from different periods and styles to choose from.
  • 1stDibs ExpertFebruary 22, 2021
    Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
  • 1stDibs ExpertAugust 17, 2021
    A 7-carat diamond can cost anywhere between $12,000 and $185,000 depending on the quality of the stone. The fewer imperfections, the more expensive the diamond. Some 7-carat diamonds can cost more than $400,000.
  • 1stDibs ExpertSeptember 28, 2021
    A 3-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 3-carat diamond could cost you between $7,200 to $51,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 3-carat diamond jewelry today.
  • 1stDibs ExpertNovember 1, 2023
    There is no set number of diamonds on a 16-inch tennis necklace. The number of diamonds that make up a tennis chain often depends on the size of the gemstones. Generally, the larger the diamonds are, the fewer there are on a tennis necklace. On 1stDibs, explore a variety of tennis necklaces.
  • 1stDibs ExpertAugust 17, 2021
    A 7-carat diamond can cost anywhere between $12,000 and $185,000 depending on the quality of the stone. The fewer imperfections, the more expensive the diamond. Some 7-carat diamonds can cost more than $400,000.
  • 1stDibs ExpertAugust 24, 2021
    A 2 carat oval diamond is approximately 10.23mm × 6.82mm × 4.16mm in size. These diamonds usually have an approximate face-up area of 57.21 mm². Find a variety of diamonds on 1stDibs.