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VAN CLEEF ARPELS Bumble Bee Pin
By Van Cleef Arpels
Located in Southampton, NY
Charming Van Cleef & Arpels gold bee pin with black mother of pearl wings, diamond body and
Category

Late 20th Century French Brooches

Materials

Diamond, Sapphire, 18k Gold

TIFFANY Co. Schlumberger Fish Pin
By Jean Schlumberger for Tiffany Co.
Located in Chestnut Hill, MA
18 kt yellow gold fish pin consisting of full gem sapphire and demantoid garnet,and diamond accents
Category

Vintage 1950s French Brooches

Materials

Diamond, Garnet, Ruby, Sapphire, 18k Gold, White Gold

Three Dimensional Gold Poddle Pin
Located in New York, NY
Poodle with personality. 18K gold, 3 dimensional poodle pin with sapphire eyes, ruby nose and
Category

American Brooches

Materials

Diamond, Ruby, Sapphire

Charming Gold Gemstone Skier Pin
Located in Chestnut Hill, MA
18 karat yellow gold estate skier pin set consisting of 2 natural pearls set with full cut diamond
Category

20th Century Unknown Brooches

Materials

Diamond, Natural Pearl, Sapphire, Ruby, 18k Gold

VAN CLEEF ARPELS Mystery Set Floral Pin
By Van Cleef Arpels
Located in Atlanta, GA
features over 2.50 carats of diamonds and multiple carats of blue sapphires. This pin was made by Oscar
Category

20th Century American Brooches

Materials

Diamond, Sapphire, 18k Gold

Raymond C. Yard Gem-Set Duck Pin
By Raymond C. Yard
Located in Greenwich, CT
diamonds, accented by buff-top blue sapphire-set secondary flight feathers and tail feathers, as well as
Category

20th Century American Brooches

Materials

Diamond, White Diamond, Emerald, Sapphire, Blue Sapphire, Yellow Sapphir...

Delightful OSCAR HEYMAN BROS. Pansy Pin
By Oscar Heyman
Located in Chestnut Hill, MA
crafted in Platinum and 18 karat yellow gold consisting of 38 round brilliant cut diamonds weighing 1.23
Category

21st Century and Contemporary American Brooches

Materials

Diamond, Sapphire, Amethyst, Platinum, 18k Gold

Sorab Roshi Midnight Monkey Pin
By Sorab Roshi
Located in Greenwich, CT
Sorab & Roshi 18 karat yellow gold Midnight Monkey Pin decorated with cabochon sapphire with
Category

21st Century and Contemporary American Brooches

Materials

Sapphire, 18k Gold

Cartier Gold Gem-Set Terrier Dog Pin
By Cartier
Located in Greenwich, CT
Terrier dog pin, the collar set with seven single-cut round diamonds and eyes set with circular-cut
Category

20th Century French Brooches

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Gem-Set Bird of Paradise Pin
Located in Greenwich, CT
Large gem-set bird of paradise pin, the body set with round-cut diamonds, with feathers in baguette
Category

20th Century American Brooches

Materials

Diamond, Emerald, Ruby, Sapphire, 18k Gold, Yellow Gold

1970s Delightful Gold Tousle-Headed Lion Pin
Located in Chicago, IL
Delightful 18K yellow gold toussle headed lion pin, with 12 round diamonds weighing approximately
Category

Vintage 1970s American Contemporary Brooches

Materials

Blue Sapphire, Diamond, 18k Gold

TIFFANY CO SCHLUMBERGER Ruby Demantoid Fish Pin
By Jean Schlumberger for Tiffany Co.
Located in Chestnut Hill, MA
demantoid garnets, diamonds with cabochon sapphire eyes. The pin is stamped France, signed Tiffany & Co
Category

20th Century French Brooches

Materials

Garnet, Sapphire, Diamond, Ruby, 18k Gold

Solid 18 Karat Gold and 925 Diamond, Opal and Sapphire Bee Pin or Pendant 6.8g
Located in Manchester, NH
Solid 18K Yellow Gold & 925 Diamond, Opal & Sapphire Bee Pin/Pendant 6.8g Excellent condition
Category

21st Century and Contemporary Brooches

GOP Elephant Pin
Located in Los Angeles, CA
approximately 2.5cts of diamonds and 1.75 cts of rubies. It has a tiny sapphire eye and 6 stars floating in a
Category

American Brooches

Materials

Diamond, Ruby

Tiffany Co. Cocker Spaniel Gold Pin
By Tiffany Co.
Located in New York, NY
TIFFANY & CO. Very heavy gauge 18K yellow gold. Deep velvety cabochon sapphire eye. 1 1/8" x 3/4." An
Category

1990s German Brooches

Materials

Blue Sapphire, Gold, 18k Gold

Van Cleef Arpels Paris Bird Brooch
By Van Cleef Arpels
Located in Southampton, NY
A very fine quality 'Robin' brooch . The bird pin is set with high quality diamonds and colored
Category

Vintage 1950s French Brooches

Materials

Sapphire, Diamond, Emerald, 18k Gold

VAN CLEEF ARPELS Delightful Vintage Poppy Flower Brooch
By Van Cleef Arpels
Located in Chestnut Hill, MA
. The vintage brooch is deigned as 2 poppy flowersin 18 karat yellow gold. The flowers are accented with
Category

Vintage 1940s French Brooches

Materials

Diamond, Sapphire, 18k Gold

Gem Set Gold Lion Cub Brooch
Located in Agoura Hills, CA
Crafted in 18K yellow gold this adorable gemstone pin in the form of a lion cub. Nicely textured
Category

Late 20th Century American Brooches

Materials

Blue Sapphire, Chalcedony, Diamond, 18k Gold

Oreste Giovanni Corletto Enamel Gold Elephant Brooch
Located in ALTRINCHAM, GB
Rare vintage blue enamel and 18ct gold elephant brooch by Italian jewellery designer Oreste
Category

Vintage 1960s Italian Modernist Brooches

Materials

Diamond, Blue Sapphire, 18k Gold

French "Wise Owl" Gem Set Brooch Clip
Located in New York, NY
The miniature scale of this French "Wise Owl" brooch clip is trés adorable! Diamonds, sapphires and
Category

French Brooches

Materials

Diamond, Sapphire

Raymond Yard Pin
By Raymond C. Yard
Located in New York, NY
An 18K gold pin set with Moonstone, Sapphires and Diamonds. Signed and Numbered. American C 1950
Category

American Brooches

Oscar Heyman Collection for Shreve, Crump Low Gem Set Gold Platinum Pansy Pin
By Oscar Heyman
Located in Chestnut Hill, MA
and 18kt yellow gold consisting of colorless full cut diamonds, blue and yellow sapphires, signed
Category

20th Century American Brooches

Materials

Diamond, Sapphire, 18k Gold, Platinum

Tiffany 18K Bumble Bee
By Tiffany Co.
Located in New York, NY
Vibrant Tiffany 18k gold bee pin. Ruby eyes,body. set with bright faceted sapphires and a
Category

Italian Brooches

Materials

Diamond, Sapphire, Ruby

CARTIER "Maltese" Brooch
By Cartier
Located in New York, NY
Loveable life-like figural Maltese pin. 18K gold signed and numbered Cartier. Blue enamel bow set
Category

American Brooches

Materials

Diamond

Designer Signed "1925 AL" Butterfly Pin with Rubies, Diamonds Cabochon
Located in Surfside, FL
Vintage Butterfly pin with rubies, diamonds & cabochon sapphire set in 18k yellow gold. Hallmarks
Category

20th Century Brooches

Materials

Yellow Gold

TIFFANY Rare Aquamarine Gothic Emblem Pin by Sonia Younis 1970
By Tiffany Co.
Located in New York, NY
Designed as a circular-cut sapphire, square-cut diamond and textured gold "stained glass" Gothic
Category

American Brooches

Materials

18k Gold

Tiffany Co. En Tremblant Gemset Gold Flower Basket
By Tiffany Co.
Located in New York, NY
Gorgeous 18K yellow gold pin. Made & signed by Tiffany & Co. Figural flower basket, with en
Category

Vintage 1950s Italian Brooches

Materials

Blue Sapphire, Diamond, Emerald, Ruby, 18k Gold

Tiffany Co. En Tremblant Gemset Gold Flower Basket
By Tiffany Co.
Located in New York, NY
Gorgeous 18K yellow gold pin. Made & signed by Tiffany & Co. Figural flower basket, with en
Category

Vintage 1950s Italian Brooches

Materials

Diamond, Emerald, Ruby, Blue Sapphire, 18k Gold

Tiffany Co. En Tremblant Gemset Gold Flower Basket
By Tiffany Co.
Located in New York, NY
Gorgeous 18K yellow gold pin. Made & signed by Tiffany & Co. Figural flower basket, with en
Category

Vintage 1950s Italian Brooches

Materials

Diamond, Emerald, Ruby, Blue Sapphire, 18k Gold

Art Deco Diamond Sapphire Ruby Butterfly Pin Pendant
Located in Middleton, WI
Hand crafted around 1930, this breathtaking butterfly brooch and pendant is done in 18 karat white
Category

Vintage 1920s Unknown Art Deco Pendant Necklaces

Materials

Diamond, Ruby, Blue Sapphire, 18k Gold

Cabochon Sapphire and Diamond Brooch with Matching Earrings
Located in Atlanta, GA
This striking and very elegant pair of earrings and matching brooch are set with cabochon sapphires
Category

Vintage 1950s Clip-on Earrings

Materials

Sapphire, Diamond, 18k Gold, Platinum

Victorian Butterfly Pendant or Brooch, Diamond, Ruby and Sapphire
Located in Yorkshire, West Yorkshire
beautifully crafted and adorned with old rose cut diamonds with ruby and sapphire accents to the tips. The
Category

Antique 1880s Victorian Pendant Necklaces

Materials

18k Gold, Silver

Buccellati Sapphire and Diamond Pendant-Necklace
By Buccellati
Located in Atlanta, GA
18 karat yellow and white gold necklace by Buccellati with center oval sapphire cabochon weighing
Category

20th Century Italian Drop Necklaces

Materials

Diamond, Sapphire, 18k Gold

Vintage 1950s Certified 35 Carat No Heat Blue and Yellow Sapphire Gold Bangle
Located in Berlin, Berlin
, untreated yellow sapphires, star cut/step cut, approx. 18.00 ct altogether 16 diamonds, brilliant cut
Category

Vintage 1950s German Retro Bangles

Materials

Diamond, Blue Sapphire, Yellow Sapphire, Gold, 18k Gold, Yellow Gold

Tiffany Co. Diamond Sapphire Gold Elephant Brooch Pin
By Tiffany Co.
Located in Lambertville, NJ
Tiffany & Co 18k gold elephant brooch, set with sapphire eyes and approx. 0.05ct G/VS diamond
Category

20th Century German Brooches

Materials

Diamond, Sapphire, 18k Gold

1960s Turquoise Sapphire Ruby and Diamond Gold Dog Brooch Pin
Located in Lambertville, NJ
Vintage 1960s 18k gold brooch, depicting a dog, set with turquoise, sapphire eyes, ruby nose and
Category

Vintage 1960s Brooches

Materials

Blue Sapphire, Diamond, Ruby, Turquoise, 18k Gold

Colossal Dog Aviator Flying Airplane Sapphire Rubies Diamonds Gold Pin Brooch
Located in Palm Beach, FL
bezel set sapphires. This pin is signed 18k LD (I'm not sure who that is) This pin measures approx 3 1
Category

Vintage 1960s Brooches

Materials

Diamond, Ruby, Sapphire, 18k Gold

Diamond and Sapphire 18 Karat White Gold Bow Brooch Pin
Located in St. Louis Park, MN
This is a must have beautiful statement brooch. It is from the 1940's. It is stamped 18k. It is
Category

Vintage 1940s Brooches

Materials

Diamond, Sapphire, White Gold

Stunning Art Deco G/Vs Diamond Sapphire Ruby Emerald Brooch Pin Necklace Pendant
Located in Shaker Heights, OH
Striking 1940s - 1950s deco 18 karat gold red ruby, green emerald, blue sapphire and white diamond
Category

Vintage 1940s Unknown Art Deco Brooches

Materials

Diamond, Blue Sapphire, Emerald, Ruby, 18k Gold

Rosenthal Sapphire Diamond Gold Bee Pin
By Herbert Rosenthal
Located in Chicago, IL
Rosenthal 18K yellow gold diamond and sapphire bee pin, set with 10 full cut round diamonds
Category

Vintage 1970s American Contemporary Brooches

Materials

Diamond, Ruby, Sapphire, 18k Gold, Yellow Gold

Sapphire Diamond Gold Elephant Pin
Located in Chestnut Hill, MA
18 karat yellow gold diamond and sapphire eye Elephant brooch 10.35 dwt
Category

20th Century Brooches

Materials

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

English Sapphire Ruby Diamond 18k Gold Stagecoach Hat or Lapel Pin, London
Located in St. Catharines, ON
An 18k gold stagecoach brooch based on a Parisian design by Mellerio, the side lanterns set with
Category

20th Century British Art Deco Brooches

Materials

Blue Sapphire, Diamond, Ruby, Sapphire, 18k Gold, Gold, Yellow Gold

Multicolor Sapphire Tsavorite Diamond Gold Butterfly Pin
Located in Chicago, IL
18K white gold Butterfly pin set with 17 round diamonds, pave set, weighing .29cts,12 oval pink
Category

Early 2000s Unknown Contemporary Brooches

Materials

Diamond, Pink Sapphire, Tsavorite, Yellow Sapphire, 18k Gold, White Gold

Sapphire Diamond Gold Large Ram Eating Branch Pin
Located in Palm Beach, FL
This Ram pin is amazingly classic all set in 18k gold. This pin contains approx 6.50ct of diamonds
Category

1990s Brooches

Materials

Diamond, Sapphire, 18k Gold

Sapphire Diamond Enameled Gold Pegasus Brooch
Located in Toronto, Ontario
This 3 dimensional Pegasus pin is pave set with 225 bead set Orange Sapphires (Corundums) and 30
Category

21st Century and Contemporary Unknown Brooches

Materials

Diamond, White Diamond, Sapphire, Tsavorite, 18k Gold

Large 18K Gold Diamond Tiffany Co. Galloping Giraffe Pin Brooch Fine Detail
By Tiffany Co.
Located in Lauderdale by the Sea, FL
. Please Scroll Below For More Details. Maker: Tiffany & Co Markings: Tiffany 18k Germany Stones: Diamonds
Category

Late 20th Century German Modern Brooches

Materials

Diamond, 18k Gold

18 Karat Diamond Ruby Sapphire Dragonfly Brooch
Located in Summerland, CA
54 pink sapphires with an estimated weight of 2 CT’s. Also 18 round diamonds with an estimated
Category

Vintage 1960s Brooches

Materials

Diamond, Ruby, Sapphire, 18k Gold

Tiffany Co. Pink Sapphire Diamond Gold Bee Pin
By Tiffany Co.
Located in New York, NY
Beautiful bee pin. Made and signed by TIFFANY & CO. 18K yellow gold; encrusted with pink
Category

Vintage 1980s American Brooches

Materials

Diamond, Pink Sapphire, Ruby, 18k Gold

Cartier Tutti Frutti Multi Gemstone 18K Yellow Gold Diamond Brooch Pin
By Cartier
Located in New York, NY
, onyx, cabochon sapphires and numerous round diamonds. Dimensions: 1 1/8" x 1.25". Weight is ap. 14.5g
Category

Late 20th Century Brooches

Materials

Diamond, Multi-gemstone, Yellow Gold

Invisibly Set Sapphire Emerald Diamond Gold Duck Pin
Located in Agoura Hills, CA
Super cute duck pin crafted in 18K yellow gold. The body is set with invisible set strong blue
Category

Late 20th Century American Brooches

Materials

Blue Sapphire, Diamond, Emerald, 18k Gold

Art Deco Sapphire and Diamond Brooch, circa 1920s
Located in Yorkshire, West Yorkshire
A lovely Art Deco brooch set with a square cut sapphire placed on a point to the centre and
Category

Vintage 1920s Unknown Art Deco Brooches

Materials

Diamond, Sapphire, Blue Sapphire, 18k Gold

Yvel Yellow Gold Multi-Gemstone, Pearl, Diamond Clown Pin/Brooch
By Yvel
Located in Sherman Oaks, CA
, gloves and and pocket trim is accented with diamonds, the tie is accented with sapphires. The balloons
Category

Late 20th Century Modern Brooches

Materials

Diamond, Pearl, Ruby, Blue Sapphire, 18k Gold

Sapphire and Diamond Turtle Pin in 18 Karat Yellow Gold
Located in New York, NY
sapphires and approximately 3/4 of a carat if diamonds (G color, VS clarity), the turtle's shell has some
Category

Mid-20th Century Unknown Contemporary Brooches

Materials

Diamond, Blue Sapphire, 18k Gold

Solid 18K Yellow Bird Pin/ Pendant, Genuine Tsavorite, Ruby, Sapphire Diamond
Located in Manchester, NH
Solid 18K Yellow Bird Pin/ Pendant! Genuine Tsavorite, Ruby, Sapphire & Diamond This stunning
Category

21st Century and Contemporary Brooches

Classic Arabesque Sapphire, Diamond and Gold Moon Star Brooch
Located in Dallas, TX
Arabesque pin with a star featureing a round European cut diamond and a cresent moon featuring five round
Category

Vintage 1920s Unknown Byzantine Brooches

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, 18k Gold, Yellow Gold

Large Unique Sapphire Emerald Diamond Martini Serving Rabbit Brooch
Located in Palm Beach, FL
This 18k rabbit pin is the smaller of 2 large pins available. (Other pin also available/listed
Category

Early 2000s Brooches

Materials

Diamond, Emerald, Sapphire, 18k Gold

Vintage Henry Dankner Ruby Sapphire Emerald and Diamond Gold Pin
By Henry Dankner Sons
Located in Agoura Hills, CA
Crafted in 18k yellow gold, featuring 4-stone clusters of diamonds (color: F-G, clarity: VS
Category

Mid-20th Century American Brooches

Materials

Diamond, Emerald, Ruby, Sapphire, 18k Gold

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18k Diamond Sapphire Brooch Pin For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 18k diamond sapphire brooch pin for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. You can easily find a 343 antique edition and 85 modern creations to choose from as well. You’re likely to find the perfect 18k diamond sapphire brooch pin among the distinctive items we have available, which includes versions made as long ago as the 19th Century as well as those produced as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 Carat and 1 Carat carat weights, specifically, are sought with frequency. There have been many well-made iterations of the classic 18k diamond sapphire brooch pin over the years, but those made by Tiffany Co., Ella Gafter and Cartier 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 brilliant cut and oval cut alternatives. When shopping for a 18k diamond sapphire brooch pin, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 18k Diamond Sapphire Brooch Pin?

Prices for a 18k diamond sapphire brooch pin can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $600 and can go as high as $238,000, while this accessory, on average, fetches $4,574.

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.  

Finding the Right Brooches for You

Vintage brooches, which refer to decorative jewelry traditionally pinned to garments and used to fasten pieces of clothing together where needed, have seen increasing popularity in recent years.

While jewelry trends come and go, brooches are indeed back on the radar thanks to fashion houses like GucciVersaceDior and Saint Laurent, all of which feature fun pinnable designs in their current collections. Whether a dazzlingly naturalistic Art Nouveau dragonfly, a whimsical David Webb animal, a gem-studded bloom or a streamlined abstract design, these jewels add color and sparkle to your look and a spring to your step. 

Given their long history, brooches have expectedly taken on a variety of different shapes and forms over time, with jewelers turning to assorted methods of ornamentation for these accessories, including enameling and the integration of pearls and gemstones. Cameo brooches that originated during the Victorian age are characterized by a shell carved in raised relief that feature portraits of a woman’s profile, while 19th-century micromosaic brooches, comprising innumerable individually placed glass fragments, sometimes feature miniature depictions of a pastoral scene in daily Roman life.

At one time, brooches were symbols of wealth, made primarily from the finest metals and showcasing exquisite precious gemstones. Today, these jewels are inclusive and universal, and you don’t have to travel very far to find an admirer of brooches. They can be richly geometric in form, such as the ornate diamond pins dating from the Art Deco era, or designer-specific, such as the celebrated naturalistic works created by Tiffany Co., the milk glass and gold confections crafted by Trifari or handmade vintage Chanel brooches of silk or laminated sheer fabric. Chanel, of course, has never abandoned this style, producing gorgeously baroque CC examples since the 1980s.

Brooches are versatile and adaptable. These decorative accessories can be worn in your hair, on hats, scarves and on the lower point of V-neck clothing. Pin a dazzling brooch to the lapel of your blazer-and-tee combo or add a cluster of smaller pins to your overcoat. And while brooches have their place in “mourning jewelry,” in that a mourning brooch is representative of your connection to a lost loved one, they’re widely seen as romantic and symbolic of love, so much so that a hardcore brooch enthusiast might advocate for brooches to be worn over the heart.

Today, find a wide variety of antique and vintage brooches for sale on 1stDibs, including gold brooches, sapphire brooches and more.