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Chopard Happy Diamonds Yellow Gold Full Diamond Pendant / Necklace 79/3180 New
By Chopard
Located in New York, NY
CARATS) 3 Floating Diamonds (.17 Carats) Retails for $12,600
Category

Early 2000s Swiss Pendant Necklaces

Materials

Yellow Gold

Oxidized Sterling Silver "Not Non-Essential" Wrap Ring with White Diamonds
By Llyn strong
Located in Greenville, SC
", "Hope", and "Essential" and set with .17 Carats of white diamonds (8), F color VS clarity. Ring size 8
Category

2010s American Contemporary Band Rings

Materials

White Diamond, Sterling Silver

18 Karat Yellow Gold "Not Non-Essential" Wrap Ring with White Diamonds
By Llyn strong
Located in Greenville, SC
"Essential" and set with .17 carats of white diamonds, F color VS clarity. Ring size 8.5. This ring was made
Category

2010s American Contemporary Band Rings

Materials

White Diamond, 18k Gold, Yellow Gold

Exclusivity will be Your Fiefdom with One of a Kind Gold Diamond Cocktail Ring
By ROHIT JAIN
Located in NEW DELHI, IN
surface marked with deeply dug lines. This Ring is hallmarked and features: - 17 Round White Diamonds
Category

2010s Contemporary Cocktail Rings

Materials

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

Chopard Happy Diamonds White Gold Heart Ring 82/3185-20
By Chopard
Located in New York, NY
6.75 (53) Heart set with 66 Diamonds (.90 Carats) 3 Floating Diamonds (.17 Carats) Retails for
Category

2010s Swiss Band Rings

Materials

White Gold

Chopard Chopardissimo White Gold Diamond Pendant Necklace 79/7759-1001
By Chopard
Located in New York, NY
Gold 3 Floating Diamonds (.17 Carats) Pendant Weight: 22gr Retails for $5,870
Category

2010s Swiss Pendant Necklaces

Materials

White Gold

Chopard Happy Diamonds White Gold Round Circle Pendant / Necklace 79/7210
By Chopard
Located in New York, NY
18 Karat White Gold (32.5gr) 3 Floating Diamonds (.17 Carats) Retails for $10,490
Category

Early 2000s Swiss Pendant Necklaces

Materials

18k Gold

Chopard Happy Diamonds White Gold and Rubies Sun Pendant Necklace 79/6571
By Chopard
Located in New York, NY
(.70 Carats) 3 Floating Diamonds (.17 Carats) Retails for $29,400
Category

Early 2000s Swiss Pendant Necklaces

Materials

18k Gold

Chopard Amore Hearts 18 Karat Gold and Diamond Pendant Necklace 79/7220-1001
By Chopard
Located in New York, NY
Gold (24.60gr) 3 Floating Diamonds (.17 Carats) Retails for $7,510
Category

2010s Swiss Pendant Necklaces

Materials

18k Gold

Chopard Happy Sport II Rose Gold White Dial Diamond Ladies Watch 27/7471-5001
By Chopard
Located in New York, NY
Carats) 7 Floating Diamonds (.39 Carats) Case Diameter: 36mm Black Crocodile Leather Band Water
Category

2010s Swiss Wrist Watches

Materials

Rose Gold

14 Karat Yellow Gold Bird Pendant
Located in Lake Havasu City, AZ
with 16" chain. Holds a .17 carat round full cut diamond. H SI1. One of One by Erica Sanchez-Hawkins
Category

Early 2000s American Modern Pendant Necklaces

Materials

Diamond, 14k Gold

Ring Yellow GoldDiamond
Located in PARIS, FR
Yellow gold ring 750 mils (18 carats). set with 17 diamonds. brilliant cut about 0.17 ct total size
Category

20th Century French Engagement Rings

Materials

Yellow Gold

Certified 17 Carat Diamond Tennis Necklace
By Royaal Stones Ltd
Located in Bangkok, Thailand
Grown or Moissanite) Total Diamond Carats: 17 Carats (each diamond approx 0.15 of a carat) Diamond
Category

21st Century and Contemporary Modern Chain Necklaces

Materials

Diamond, White Diamond, 18k Gold, 24k Gold, White Gold

17 Carat Diamond White Gold Graduated Tennis Necklace
Located in Boca Raton, FL
. Diamonds are G/H in color and SI in clarity Necklace measurements: 17″ in length Clasp: Tongue in box clasp
Category

21st Century and Contemporary Unknown More Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

Kunzite 17 carats, Diamonds and Pink Sapphire Ring
Located in Firenze, IT
18 carats blackened gold, the Kunzite 17 carats, 13 ct pink sapphires and 1 carat diamonds
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

Sapphire, 18k Gold

Tiffany Co. Platinum .17 Carat Diamond Wedding Band Ring
By Tiffany Co.
Located in Baltimore, MD
Tiffany & Co. Platinum Diamond Wedding Band Ring 2MM Metal: Platinum Weight: 3.64 grams Diamonds
Category

21st Century and Contemporary American Modern Wedding Rings

Materials

Diamond, Platinum

Sapphires 17 Carats Diamonds Fashion Ring 18K White Gold, 2000
Located in Herzelia, Tel Aviv
17 Ct Sapphires Diamonds Fashion Ring 18K White Gold. Really unusual design that was only made
Category

Early 2000s Fashion Rings

Materials

Diamond, Sapphire, White Gold

Neil Lane .17 Carat Diamond Enhancer Wedding Band, 14k Gold Guard Ring Milgrain
By Neil Lane
Located in Greensboro, NC
Content: Guaranteed 14k Gold as stamped Stone Information: Natural Diamonds Clarity: SI1 Color: G
Category

21st Century and Contemporary Unknown Band Rings

Materials

Diamond, 14k Gold, White Gold

Neil Lane .17 Carat Diamond Enhancer Wedding Band, 14k Gold Milgrain Guard Ring
By Neil Lane
Located in Greensboro, NC
Content: Guaranteed 14k Gold as stamped Stone Information: Natural Diamonds Clarity: SI1 Color: G
Category

20th Century Unknown Wedding Rings

Materials

Diamond, 14k Gold, White Gold

Neil Lane .17 Carat Diamond Enhancer Wedding Band, 14k Gold Milgrain Guard Ring
By Neil Lane
Located in Greensboro, NC
Content: Guaranteed 14k Gold as stamped Stone Information: Natural Diamonds Clarity: SI1 Color: G
Category

20th Century Unknown Wedding Rings

Materials

Diamond, 14k Gold, White Gold

Vintage Belt Buckle Ring 18 Karat White and Yellow Gold with .17 Carats Diamonds
Located in Fairfield, CT
yellow and white gold. The white gold buckle is lined with 17 round diamonds. The ring carries the
Category

Mid-20th Century European Artisan Band Rings

Materials

Diamond, 18k Gold, Yellow Gold

Art Deco Aquamarine and Diamond Cocktail Ring in Platinum 17.00 Carat
Located in London, England
Aquamarine approximately 17 carats. Diamonds approximately 0.40 carats, G/H colour, SI clarity. An
Category

Vintage 1930s British Art Deco Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

Retro Blue Star Sapphire Natural Diamond Double Halo Cocktail Dome Ring
Located in Baltimore, MD
Weight: 12.55 grams Sapphire: 15 x 12.5 cabochon, approx .17 carats Diamonds: Approx. 3.5 CTW G-H VS
Category

Mid-20th Century American Retro Dome Rings

Materials

Diamond, Star Sapphire, 14k Gold, White Gold

18k Gold 17ct Blue Sapphires Diamond Wonderful Pendant Necklace
Located in เกาะสมุย, TH
width = 1.30mm Sapphire: Natural, pear cut, heat treatment, deep blue, total 17 carats Diamonds
Category

20th Century Thai Contemporary Pendant Necklaces

Materials

Diamond, Blue Sapphire, 18k Gold

17 Carat Amethyst Diamond Gold Ring
Located in Beverly Hills, CA
The deep purple amethyst weighs approximately 17 carats. Accented by two white, clean trillion cut
Category

Vintage 1980s American More Rings

Materials

Amethyst, Diamond, 18k Gold

Emerald Diamond Halo Stackable Ring, 14kt Yellow Gold, Ring
Located in McLeansville, NC
stone - oval cut - 4 x 3 mm - approximately .17 carat - diamonds, 8 stones - round brilliant cut - 1.9
Category

Vintage 1970s Band Rings

Materials

Diamond, Emerald, Gold, 14k Gold, Yellow Gold

French 17 Carat Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
A lovely translucent ocean blue cabochon cut sapphire weighing approximately 17 carats has been
Category

Vintage 1930s French Art Deco More Rings

Materials

Diamond, Sapphire, Platinum

French 17 Carat Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
A lovely translucent ocean blue cabochon cut sapphire weighing approximately 17 carats has been
Category

Vintage 1930s French Art Deco More Rings

Materials

Diamond, Sapphire, Platinum

17 carat oval cut ruby and diamond bracelet
Located in London, GB
This delicately made bracelet consists of approximately 17 carats of oval cut rubies and
Category

Early 2000s Indian Anglo-Indian Link Bracelets

Materials

Diamond, Ruby, 14k Gold

17 Carat Oval Sapphire and 3.5 Carat Diamonds Necklace 18 Karat Yellow Gold
Located in New York, NY
This extraordinary Necklace is consist of 17 Fine oval Sapphires weighing approximately 17 Carats
Category

20th Century Drop Necklaces

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

French Modern 1, 17 Carat Ruby Diamonds Platinum Ring
Located in Poitiers, FR
diamonds. Total weight of the ruby : about 1.17 carats, total weight of the diamonds : about 0.33 carats
Category

21st Century and Contemporary French Art Deco Engagement Rings

Materials

Diamond, White Diamond, Ruby, Platinum

17 Carat Moonstone Earrings in 18 Karat Gold with Diamond Pearls
By Sunita Nahata
Located in Hong Kong, HK
diamonds and pearls. Peach Moonstone: 17.049 carats, cushion briolette cabochon shape, 14x14 mm, 2 pieces
Category

21st Century and Contemporary Hong Kong Contemporary Dangle Earrings

Materials

Diamond, White Diamond, Moonstone, Pearl, Gold, 18k Gold, White Gold

17 Carat Round Brilliant Diamond 18 Karat White Gold Tennis Bracelet
Located in Boca Raton, FL
brilliant cut diamonds (each diamond weighs approximately .50 carat.) The 34 diamonds weigh 17.34 CTW and
Category

21st Century and Contemporary American Modern Tennis Bracelets

Materials

Diamond, 18k Gold, White Gold

Heavy 24.00 Carat Diamonds Miami Cuban Link Choker Gold Chain 17 Inches
Located in Miami, FL
features 1207 diamonds totaling approx weight 24 carats. The chain is 17 inches long and weights 113.5
Category

Early 2000s American Choker Necklaces

Materials

Diamond, 10k Gold, Yellow Gold

17 Carat Natural Zambian Emerald Diamond Tennis Bracelet 14 Karat Yellow Gold
Located in New York, NY
spaced by two diamonds . Total weight of the Emeralds is approximately 17 carat. Total number of
Category

2010s Tennis Bracelets

Materials

Diamond, Emerald, 14k Gold, White Gold

.17 Carat Round Brilliant Diamond Necklace 14 Karat White Gold Adjustable Length
Located in Greensboro, NC
Metal Content: Guaranteed 14k Gold as stamped Stone Information: Natural Diamond Clarity: I1
Category

21st Century and Contemporary Unknown Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

17 Carat Old Mine Cut Diamond Victorian Style Riviere Necklace
Located in Santa Barbara, CA
sparkling grace. Adorned with over 17 carats of chunky, old mine cut diamonds with large facets that shimmer
Category

21st Century and Contemporary Victorian Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Silver

5.15 Carat Round Brilliant Cut Diamond Tennis Necklace 14 Karat White Gold 17
Located in Great Neck Plaza, NY
diamond can change your life. Average Color H-I , VS Clarity. 2.2 mm. 17 inch length. All natural
Category

2010s American Chain Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

2.81 Carat Round Brilliant Cut Diamond Tennis Necklace 14 Karat Rose Gold 17
Located in Great Neck Plaza, NY
Great quality tennis bracelet, round-brilliant cut white diamonds clean and Excellent shine. 14k
Category

2010s American Chain Necklaces

Materials

Diamond, White Diamond, 14k Gold, Rose Gold

2.81 Carat Round Brilliant Cut Diamond Tennis Necklace 14 Karat Yellow Gold 17
Located in Great Neck Plaza, NY
Beautiful quality tennis necklace, round-brilliant cut white diamonds clean and Excellent shine
Category

2010s American Chain Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

20 Carat Oval Natural Emeralds Diamonds 18 Karat Yellow Gold 17 Grams Bangle
Located in New York, NY
20 Carat Oval Natural Emeralds & Diamonds 18 Karat Yellow Gold 17 Grams Bangle It features a
Category

Early 2000s Bangles

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

1.19 Carat 10 Station Diamond by the Yard Necklace 14 Karat Yellow Gold 17"
Located in Great Neck Plaza, NY
carats. Beautiful shiny stones. Length 17 inch 4.12 grams. Average H,I-VS Natural Diamond *Free
Category

2010s American Chain Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

Ssef/Gubelin Certified 17 Carat Sapphire Art Deco Diamond Platinum Ring
Located in Napoli, NA
, surrounded by 2.00 carats of old cut diamonds colorless and custom cut sapphire. The Sapphire is accompanied
Category

Vintage 1920s Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

Diamond Brooch and a Diamond Bracelet 17 to 19 carats total , Set on Platinum
Located in Paris, FR
estimated to weight a total of 17-19 carats, on average G-H colour, VS Clarity. Brooch and bracelet stamped
Category

Vintage 1950s French Modern Tennis Bracelets

Materials

Diamond, Platinum

Opulent 17 carats Natural Round and Emerald -Cut Diamonds Riviera Necklace, 18K
Located in Miami, FL
Luxurious 17 Carat Natural Round Diamond and Emerald-Cut Diamond Riviera Necklace in 18K White
Category

2010s Unknown Contemporary Choker Necklaces

Materials

Diamond, Emerald, 18k Gold

52 Round Diamond 16-17 Pointer Each Tennis Bracelet in 18 Karat Gold 8 Carat
Located in New York, NY
52 Round Diamond 16-17 Pointer Each Tennis Bracelet in 18 K White Gold approximately 8 Ct Line
Category

20th Century Unknown Link Bracelets

Materials

Diamond, 18k Gold, White Gold

17 Carat Siberian Amethyst Lever Back Earrings
Located in Santa Barbara, CA
: Transparent Accent Diamonds: 40 Round Brilliant: 0.32 carats Color H, Clarity SI1 Dimensions: 22 mm L x 17
Category

Late 20th Century Retro Lever-Back Earrings

Materials

Amethyst, Diamond, 14k Gold, Yellow Gold

17 Carat Siberian Amethyst Diamond Stacking Tennis Bracelet 14 Karat White Gold
Located in New York, NY
A stunning Bracelet with 17 Carats of gorgeous oval faceted Siberian Amethysts alternating with 1/2
Category

20th Century Unknown Contemporary Tennis Bracelets

Materials

Amethyst, Diamond, Gold, 14k Gold, White Gold

Cartier 1 Diamond LOVE Bangle Size 17
By Cartier
Located in London, GB
world. This is the single diamond 'Love U' model which slips on the wrist unlike its counterpart which
Category

21st Century and Contemporary Bangles

Materials

Diamond, 18k Gold, White Gold

Van Cleef and Arpels unheated 17 Carat Ceylon Sapphire and Diamond Ring
By Van Cleef Arpels
Located in New York, NY
Center stone with a weight of 17.14 carats set in white metal ring with four (4) near-colorless
Category

1990s Cocktail Rings

Materials

Diamond, Sapphire

Retro 18 Karat Gold Natural 17 Carat Aquamarine Sapphire Diamond Cocktail Ring
Located in Cape May, NJ
of gemstones to the ring as well as about .96 carats of round brilliant cut diamonds. The 8 diamonds
Category

Vintage 1960s American Retro Cocktail Rings

Materials

Aquamarine, Diamond, Blue Sapphire, 18k Gold

Regal 17 Carat Deep Purple Siberian Amethyst and Diamond 18K Pendant Necklace
Located in Tustin, CA
of 17 carats. It is comprised of approximately 150 round brilliant cut and baguette shaped diamonds
Category

21st Century and Contemporary American Artisan Pendant Necklaces

Materials

Amethyst, Diamond, 14k Gold, 18k Gold, White Gold

A Magnificent 17 Carat Natural Fancy Light Yellow Heart Shape Diamond Necklace
By Tamir
Located in Beverly Hills, CA
A very romantic 17.47ct natural fancy light yellow heart shaped diamond, surrounded by a total of
Category

21st Century and Contemporary American Drop Necklaces

Materials

Diamond, 18k Gold, Platinum

17 Carat Natural Cabochon Sapphire Gold Cluster Ring
Located in Beverly Hills, CA
The cabochon sapphire is approximately 17 carats displays a lively deep blue color and is
Category

Vintage 1980s Unknown Cluster Rings

Materials

Diamond, Sapphire, 18k Gold

GRS Certified 17 Carat Burmese No Heat Pigeon Blood Ruby and Diamond Bracelet
By Rewa Jewellery
Located in Bangkok, TH
rubies have not been tested. The total ruby weight is 17.54 carat from 36 pieces and the total diamond
Category

21st Century and Contemporary Modern Bracelets

Materials

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

5.75 Carat Round Diamond Four Prong 17" Tennis Necklace 14 Karat In Stock
Located in Boca Raton, FL
Material: 14k White gold Diamond Details: Approx. 5.75ctw of round cut Diamonds. Diamonds are G/H
Category

21st Century and Contemporary American Link Necklaces

Materials

Diamond, 14k Gold, White Gold

Super Fine 18 Karat Gold 4.76 Carat 17 Round Diamond 3-Tiered Cluster Ring
Located in Montclair, NJ
featuring 17 round brilliant cut diamonds prong set in three round tiers. The diamonds are large and well
Category

Mid-20th Century Cocktail Rings

Materials

Diamond, 18k Gold

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17 Carat Diamond For Sale on 1stDibs

You are likely to find exactly the 17 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. Find an antique version now, or shop for 263 vintage or 662 modern creation for a more contemporary example of these cherished accessories. Finding the perfect 17 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 accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. There have been many well-made iterations of the classic 17 carat diamond over the years, but those made by LB Exclusive, Alberto and Roman Malakov are often thought to be among the most beautiful. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes oval cut and emerald cut alternatives. If you’re browsing our inventory for a 17 carat diamond, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a 17 Carat Diamond?

On average, a 17 carat diamond at 1stDibs sells for $8,377, while they’re typically $125 on the low end and $3,200,000 for the highest priced versions of this item.

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 17 Carat Diamond
  • 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
    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 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 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 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 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 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 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 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.
  • 1stDibs ExpertNovember 2, 2023
    There is no rule for how many carats a diamond wedding ring should be. You're free to choose a ring with a carat weight that appeals to you and fits your budget. The average carat weight for diamond wedding rings is 1 to 1.9 carats. Shop an assortment of diamond wedding rings on 1stDibs.
  • 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.