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12 Carat Australian Opal Ring

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1.40 Carat Natural Fancy Light Brownish, Orange, Yellow Diamond Ring
Located in Tokyo, JP
A beautiful ring featuring a 1.402 Carat Natural Rose Cut Diamond and 0.26 Carats Diamond accents
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Yellow Diamond, Brown Diamond, Platinum

0.87 Carat Natural Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
below. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

0.77 Carat Natural Rose Cut Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful halo ring featuring a 0.77 Carat Natural Rose Cut Diamond and 0.90 Carats Diamond
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

Edwardian Style 1.00 Carat Natural Diamond Ring Set in Platinum
Located in Tokyo, JP
free of cost. Stamping: Pt900; 1.00; 0.45; 0.66 Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia
Category

21st Century and Contemporary Japanese Edwardian Engagement Rings

Materials

Diamond, Platinum

0.64 Carat Natural Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
can adjust the ring size free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Emerald, Platinum

0.73 Carat Natural Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring 0.73 Carats Natural Ruby and 0.28 Carat Diamonds. Rubies
Category

21st Century and Contemporary Japanese Modern Band Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 0.91 Carat Untreated No Oil Colombian Emerald Ring
Located in Tokyo, JP
ring size free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping
Category

21st Century and Contemporary Japanese Modern Cluster Rings

Materials

Diamond, Emerald, Platinum

4.75 Carat Natural Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia) Stamping: Pt900 4.75 D1.40
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

4.45 Carat Natural Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia) Stamping: Pt900 4.45 D0.72
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

4.26 Carat Natural Tanzanite and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia) Stamping: Pt900 4.26 D0,72
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tanzanite, Platinum

GIA Certified 1.82 Carat Natural Colombian Emerald Ring Set in Platinum
Located in Tokyo, JP
A stunning ring featuring a GIA Certified 1.82 Carat Natural Colombian Emerald and 0.86 Carats of
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

0.65 Carat Emerald and Diamond Tiara Cocktail Ring Made in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 0.65
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

1.83 Carat Natural Emerald Diamond Estate Cocktail Ring Made in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.83
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 1.00 Carat Natural Fancy Vivid Orange Yellow Diamond Ring
Located in Tokyo, JP
A beautiful ring featuring a GIA Certified 1.00 Carat Natural Fancy Vivid Orange Yellow Diamond and
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Yellow Diamond, Platinum

Vintage Platinum Ring featuring a 1.05 Carat Blue Sapphire and Diamonds
Located in Tokyo, JP
A beautiful ring featuring 1.05 Carat Natural Blue Sapphire and 0.55 Carats Diamond Accents set in
Category

20th Century Japanese Art Deco Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

1.29 Carat Natural Sapphire and Diamond Cluster Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring featuring 1.29 Carat Natural Blue Sapphire and 0.84 Carat Diamond set in Platinum
Category

21st Century and Contemporary Japanese Modern Cluster Rings

Materials

Diamond, Sapphire, Platinum

0.92 Carat Natural Padparadscha Sapphire and Diamond Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 0.92 D1.31
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Sapphire, Padparadscha Sapphire , Diamond, Platinum

8.80 Carat Unheated / Untreated Yellow Sapphire Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 8.80 D1.01
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Yellow Sapphire, Platinum

1.02 Carat Natural Ruby and Diamond Engagement Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a 1.02 Carat Natural Ruby and 0.94 Carat Diamonds
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

2.70 Carat Natural Emerald Cabochon and Diamond Ring Set in Platinum
Located in Tokyo, JP
. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

1.35 Carat Natural Padparadscha Sapphire and Diamond Ring Set in Platinum
Located in Tokyo, JP
free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.35
Category

21st Century and Contemporary Japanese Modern Fashion Rings

Materials

Sapphire, Padparadscha Sapphire , Diamond, Platinum

1.41 Carat Natural Emerald and Diamond Halo Ring Set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900; 1.41
Category

21st Century and Contemporary Japanese Modern Cluster Rings

Materials

Diamond, Emerald, Platinum

2.63 Carat Natural Emerald and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900; 2.63
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

Vintage 3.32 Carat Natural Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900; 3.320; 1.719
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

4.57 Carat Natural Aquamarine and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a 4.57 Carat, Natural, Aquamarine and 0.22 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

GIA Certified 1.14 Carat Burmese, No Heat Spinel Ring Set in Platinum
Located in Tokyo, JP
A beautiful halo ring featuring a GIA Certified 1.144 Carat Natural, No Heat, Burmese Spinel and
Category

21st Century and Contemporary Japanese Modern Fashion Rings

Materials

Diamond, Spinel, Platinum

Very Rare 0.16 Carat Natural Hauyne and Diamond Ring Set in Platinum
Located in Tokyo, JP
adjust the ring size free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Other, Platinum

1.10 Carat Natural Colombian Emerald and Diamond Halo Ring set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.104
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

0.42 Carat Natural Vivid Green Emerald Diamond Cocktail Ring Made in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 0.42
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 2.97 Carat Siam Ruby and Diamond Ring Made in Platinum
Located in Tokyo, JP
cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 2.97 D1.73
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 7.33 Carat Unheated Yellow Sapphire Diamond Ring set in Platinum
Located in Tokyo, JP
information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 7.33 D1.18
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Yellow Sapphire, Platinum

GIA Certified 1.87 Carat, Colombian, Muzo Green Emerald Ring set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.87
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

2.27 Carat Natural Unheated, Ceylon Sapphire and Diamond Ring set in Platinum
Located in Tokyo, JP
A beautiful ring featuring 2.273 Carat Natural Blue Sapphire and 0.70 Carats Diamond Accents set in
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

AIGS Certified 1.17 Carat Untreated Ruby and Diamond Ring Made in Platinum
Located in Tokyo, JP
ring size free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

AIGS Certified 1.39 Carat Untreated Ruby and Diamond Ring Made in Platinum
Located in Tokyo, JP
ring size free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

1.51 Carat Vivid Green, Colombian Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.51
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

1.57 Carat Natural Sapphire and Diamond Ballerina Cocktail Ring set in Platinum
Located in Tokyo, JP
A beautiful ring featuring 1.57 Carat Natural Blue Sapphire and 0.32 Carats Diamond Accents set in
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

1.06 Carat Natural Royal Blue Sapphire Diamond Ballerina Ring set in Platinum
Located in Tokyo, JP
A beautiful ring featuring 1.06 Carat Natural Blue Sapphire and 0.24 Carats Diamond Accents set in
Category

20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

4.61 Carat Colombian, Muzo Color Emerald Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

0.91 Carat Colombian, Pear-Cut Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
below. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

20th Century Japanese Modern Fashion Rings

Materials

Diamond, Emerald, Platinum

1.66 Carat Colombian, Muzo Color Emerald Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 1.17 Carat, Untreated (No Oil), Zambian Emerald and Diamond Ring
Located in Tokyo, JP
A stunning ring featuring a GIA Certified 1.17 Carat Natural, Untreated (No Oil), Zambian Emerald
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 1.58 Carat, Unheated, Burmese Ruby Diamond Ring set in Platinum
Located in Tokyo, JP
free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.58
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.73 Carat, Unheated, Burmese Ruby Diamond Ring set in Platinum
Located in Tokyo, JP
free of cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900 1.73
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

2.08 Carat Natural "Salt and Pepper" Diamond Solitaire Ring Made in Platinum
Located in Tokyo, JP
. Stamping: Pt900 2.083 Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Platinum

8.18 Carat Natural African Emerald Cabochon and Diamond Ring Set in Platinum
Located in Tokyo, JP
below. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 2.17 Carat Unheated, African Ruby Diamond Ring Set in Platinum
Located in Tokyo, JP
cost. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900; 2.177; 0.47
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.00 Carat Natural Pear Cut Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a 1.00 Carat Natural Pear Cut Ruby and 0.35 Carat
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

0.52 Carat Natural Diamond Signet Ring Set in 18 Karat Yellow Gold
Located in Tokyo, JP
: K18 0.52 Ring Size: 12 (Japan), 6 1/4 (US), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Signet Rings

Materials

Diamond, 18k Gold, Yellow Gold

GIA Certified 3.33 Carat Natural Burmese, Unheated Sapphire Ring Set in Platinum
Located in Tokyo, JP
information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900; 3.33; 0.37
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

GIA Certified 2.73 Carat Natural Colombian Emerald Diamond Ring Set in Platinum
Located in Tokyo, JP
below. Contact Us for more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

2.80 Carat Natural Oval-Cut Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
more information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: Pt900
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

GIA Certified 0.48 Carat Natural Brazil Paraiba Tourmaline Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a GIA Certified 0.48 Carat Natural Brazilian Paraiba Tourmaline
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Tourmaline, Paraiba, Platinum

GIA Certified 2.39 Carat Natural Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GIA Certified 2.39 Carat Natural Ruby and 0.55 Carat
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.46 Carat Natural Peridot and Diamond Ring Set in 18 Karat Gold
Located in Tokyo, JP
information. Ring Size: 12 (Japan), 6 1/4 (US/Canada), M (UK/Australia) Stamping: K18; 1.46; 0.14
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Peridot, Gold, 18k Gold, Yellow Gold

0.90 Carat Natural Vivid Green Emerald and Diamond Ring Set in Platinum
Located in Tokyo, JP
A stunning ring featuring a 0.90 Carat Natural Emerald and 1.20 Carats of Diamond Accents set in
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Emerald, Platinum

2.01 Carat Natural Burmese Ruby Ring Set in Platinum Certified by GIA
Located in Tokyo, JP
A beautiful Engagement Ring featuring a 2.01 Carat, GIA Certified, Natural, Burmese Heated Ruby and
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

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12 Carat Australian Opal Ring For Sale on 1stDibs

You are likely to find exactly the 12 carat australian opal ring you’re looking for on 1stDibs, as there is a broad range for sale. Every item for sale was constructed with extraordinary care, often using platinum, gold and 18k gold. Our collection of these items for sale includes 56 vintage editions and 446 modern creations to choose from as well. If you’re looking for a 12 carat australian opal ring from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. There have been many well-made iterations of the classic 12 carat australian opal ring over the years, but those made by Alexey Gabilo, Laura Dalben and Five Star Jewelry are often thought to be among the most beautiful. An oval cut version of this piece has appeal, but there are also emerald cut and cabochon versions for sale. Finding a 12 carat australian opal ring for sale for women should be easy, but there are 41 pieces available to browse for unisex as well as men, too.

How Much is a 12 Carat Australian Opal Ring?

The price for a 12 carat australian opal ring starts at $567 and tops out at $96,000 with these rings, on average, selling for $3,667.

A Close Look at Modern Jewelry

Rooted in centuries of history of adornment dating back to the ancient world, modern jewelry reimagines traditional techniques, forms and materials for expressive new pieces. As opposed to contemporary jewelry, which responds to the moment in which it was created, modern jewelry often describes designs from the 20th to 21st centuries that reflect movements and trends in visual culture.

Modern jewelry emerged from the 19th-century shift away from jewelry indicating rank or social status. The Industrial Revolution allowed machine-made jewelry using electric gold plating, metal alloys and imitation stones, making beautiful jewelry widely accessible. Although mass production deemphasized the materials of the jewelry, the vision of the designer remained important, something that would be furthered in the 1960s with what’s known as the “critique of preciousness.”

A design fair called the “Exposition Internationale des Arts Décoratifs et Industriels Modernes” brought global attention to the Art Deco style in 1925 and gathered a mix of jewelry artists alongside master jewelers like Van Cleef Arpels, Mauboussin and Boucheron. Art Deco designs from Cartier and Van Cleef Arpels unconventionally mixed gemstones like placing rock crystals next to diamonds while borrowing motifs from eclectic sources including Asian lacquer and Persian carpets. Among Cartier’s foremost design preoccupations at the time were high-contrast color combinations and crisp, geometric forms and patterns. In the early 20th century, modernist jewelers like Margaret De Patta and artists such as Alexander Calder — who is better known for his kinetic sculptures than his provocative jewelry — explored sculptural metalwork in which geometric shapes and lines were preferred over elaborate ornamentation.

Many of the innovations in modern jewelry were propelled by women designers such as Wendy Ramshaw, who used paper to craft her accessories in the 1960s. During the 1970s, Elsa Peretti created day-to-night pieces for Tiffany Co. while designers like Lea Stein experimented with layering plastic, a material that had been employed in jewelry since the mid-19th century and had expanded into Bakelite, acrylics and other unique materials.

Find a collection of modern watches, bracelets, engagement rings, necklaces, earrings and other 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 Rings for You

Antique and vintage rings have long held a special place in the hearts of fine jewelry lovers all over the world.

No matter their origin or specific characteristics, rings are timeless, versatile accessories. They’ve carried deep meaning since at least the Middle Ages, when diamond rings symbolized strength and other kinds of rings were worn to signify romantic feelings or to denote an affiliation with a religious order. Rings have also forever been emblematic of eternity.

Over time, rings have frequently taken the form of serpents, which have long been associated with eternal life, health and renewal. Italian luxury jewelry house Bulgari has become famous for its widely loved Serpenti motif, for example, and its Serpenti ring, like the other accessories in the collection, began as an homage to jewelry of the Roman and Hellenistic eras. The serpent is now a popular motif in fine jewelry. Jewelry devotees have long pined for rings adorned with reptiles, thanks to antique Victorian rings — well, specifically, Queen Victoria’s illustrious engagement ring, which took the form of a gold snake set with rubies, diamonds and an emerald (her birthstone). Designs for Victorian-era engagement rings often featured repoussé work and chasing, in which patterns are hammered into the metal.

Engagement rings, which are reliably intimidating to shop for, are still widely recognized as symbols of love and commitment. 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

The most collectible antique engagement rings and vintage engagement rings are those from the Victorian, Edwardian and Art Deco eras. Named for the monarchies of the four King Georges, who in succession ruled England starting in 1714 (plus King William’s reign), antique Georgian rings, be they engagement rings or otherwise, are also coveted by collectors. Pearls, along with colored gemstones like garnets, rubies and sapphires, were widely used in Georgian jewelry. The late-1700s paste jewelry was a predecessor to what we now call fashion or costume jewelry

The Art Nouveau movement (1880–1910) brought with it rings inspired by the natural world. Antique Art Nouveau rings might feature depictions of winged insects and fauna as well as women, who were simultaneously eroticized and romanticized, frequently with long flowing hair. Art Deco jewelry, on the other hand, which originated during the 1920s and ’30s, is by and large “white jewelry.” White metals, primarily platinum, were favored over yellow gold in the design of antique Art Deco rings and other accessories as well as geometric motifs, with women drawn to the era’s dazzling cocktail rings in particular.

Whether you’re hunting down a chunky classic for a Prohibition-themed cocktail party or seeking a clean contemporary design to complement your casual ensemble, find an exquisite collection of antique, new and vintage rings on 1stDibs.