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3 Stone Diamond Platinum Ring

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Vintage Turquoise Diamond Flower Motif Ring in Platinum 18K Gold 1 3/16 Inch
Located in Palm Beach, FL
tests as platinum. Ring size is 6 3/4. Gross weight 20.4 grams. NOTE: Pricing of individual items is
Category

Late 20th Century Unknown Cocktail Rings

Materials

Diamond, Turquoise, 18k Gold, Platinum

0.85 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This magnificent platinum ring from the Art Deco era, centers a sparkling old European cut diamond
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

1.17 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This elegant platinum engagement ring is centered with a sparkling GIA certified old mine cut
Category

Mid-20th Century Engagement Rings

Materials

Diamond, Platinum

Vintage Diamond and Platinum Solitaire Ring
Located in Chipping Campden, GB
The diamond in this ring measures 50pts. The stone has a wonderful glisten to it. The ring is
Category

Vintage 1960s British Modern Engagement Rings

Materials

Diamond, Platinum

0.10ctw Diamond Stackable Band, Platinum, Ring Size 6, Simple Diamond Ring
Located in McLeansville, NC
Stone: - diamond, 1 stone - round brilliant cut - 3 mm - approximately .10 carat - G-H color, VS
Category

Vintage 1980s Band Rings

Materials

Diamond, Platinum

Vintage Diamond and Platinum Solitaire Ring
Located in Chipping Campden, GB
The main diamond in this ring measures 60pts and is H/I colour. The stone has a wonderful glisten
Category

Vintage 1980s British Modern Engagement Rings

Materials

Diamond, Platinum

1.10 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This amazing platinum engagement ring from the Art Deco era, is centered with a sparkling old mine
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

Art Deco 2.27 Carat Total Weight Old European Cut Diamond and Onyx 3-Stone Ring
Located in Los Angeles, CA
Exquisite Art Deco era 3-stone ring composed of platinum. Featuring 3 Old European Cut diamonds
Category

Vintage 1930s Unknown Art Deco Cocktail Rings

Materials

Diamond, Onyx, Platinum

Important Platinum and Diamond Cocktail Ring
Located in Amsterdam, NL
A platinum cocktail ring in the shape of a flower with a high dome with 40 brilliant-cut and 3
Category

Vintage 1950s American Cocktail Rings

Materials

Diamond, Platinum

Platinum Sapphire Diamond Ring - Oval .54ctw
Located in Greensboro, NC
Size: 4 1/2 Sizing Fee: Up 3 sizes for $50 or Down 1 1/2 sizes for $40 Metal Content: Platinum
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Sapphire, Platinum

0.75ctw Diamond Channel Band Ring, Platinum, Ring Size 6
Located in McLeansville, NC
Stones: diamond, 7 stones round brilliant cut 3 mm approximately .75 total carats GH color/ VS2-SI2
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

3.80tdw GIA Emerald Cut Diamond Platinum Ring
Located in Cincinnati, OH
WOW this a great ring!- GIA Certified!! 3-stone platinum mounting with approximately 3.80 total
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Platinum

Antique 1920s Platinum, Full Diamond Eternity Ring
Located in Brighton, GB
Antique Eternity Ring Platinum Circa 1920s Experience the elegance of this exquisite platinum
Category

Early 20th Century Band Rings

Materials

Diamond, Platinum

Art Deco 3 Carat Old Mine Cut Double Diamond and Platinum Ring Circa 1930 s
By H H Jewels
Located in Miami, FL
ring's antiquity. 2 perfectly matched diamond center stones of exceptional color and clarity. Old mine
Category

Vintage 1930s Art Deco Cocktail Rings

Materials

Diamond, Platinum

3 Carat Vivid Red Pigeons Blood Burma Ruby Ring with Diamonds in Platinum Gold
By Gad Co.
Located in Miami, FL
GRS certified 3 carat oval cut Ruby and Diamond halo ring in 18k white gold and platinum. The Ruby
Category

Early 2000s Burmese Modern Cocktail Rings

Materials

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

Vintage Cartier 5.36 Carats Total Square Emerald Cut 3-Stone Engagement Ring
By Cartier
Located in Scottsdale, AZ
square emerald cut diamond at its center, set in a crisp, high-polish platinum setting. The bold geometry
Category

Early 20th Century Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Color-Change Sapphire Diamond Platinum Ring, GIA
Located in Beverly Hills, CA
This classic 3-stone ring features a GIA certified 5.55 carat radiant cut color change sapphire. In
Category

2010s Fashion Rings

Materials

Diamond, White Diamond, Sapphire, Platinum

Antique 1.59ct Diamond and Platinum Cocktail Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive 1.59 carat diamond and platinum cocktail ring; part of our diverse
Category

20th Century Cocktail Rings

Materials

Diamond, Platinum

Ruby Sapphire and Diamond Platinum Bilateral Ring
Located in Jesmond, Newcastle Upon Tyne
carat diamond, platinum hinged bilateral ring; part of our diverse gemstone jewelry and estate jewelry
Category

Vintage 1940s French Cocktail Rings

Materials

Diamond, Ruby, Sapphire, Platinum

Antique 1910s Diamond and Platinum Solitaire Ring
Located in Jesmond, Newcastle Upon Tyne
independent diamond grading report card for the supporting stones. Condition This engagement ring is
Category

Vintage 1910s Unknown Solitaire Rings

Materials

Diamond, Platinum

Platinum Diamond and Sapphire Eternity Band Rings
Located in Stamford, CT
Two platinum set sapphire eternity bands snuggle up to a platinum set brilliant cut diamond band of
Category

Mid-20th Century American Modern Wedding Rings

Materials

Diamond, Sapphire, Platinum

900 Platinum Ring Featuring Emeralds and Diamonds
Located in Berlin, DE
and the sparkle of the diamonds. With a total weight of 10.5 g and a band width of 3 mm, the ring
Category

21st Century and Contemporary Unknown Modern Cocktail Rings

Materials

Diamond, Emerald, Platinum

Antique Diamond and Platinum Solitaire Engagement Ring
Located in Jesmond, Newcastle Upon Tyne
of the actual color and showcases each stone. Condition This diamond engagement ring is fine quality
Category

Vintage 1930s Unknown Solitaire Rings

Materials

Diamond, Platinum

Art Deco Diamond Ring, 900 Platinum Old Mine Cut 5 3/4 Genuine .71 Carat
Located in Greensboro, NC
here. Featuring natural diamonds, the ring is fashioned from 900 platinum, a precious metal prized for
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Estate Platinum GIA Diamond Engagement Ring 3ct
Located in Narberth, PA
A beautiful diamond engagement ring! Crafted in platinum, this substantial ring features a central
Category

21st Century and Contemporary Modern Engagement Rings

Materials

Diamond, Platinum

3 Carat Radiant Yellow Diamond Engagement Ring
By Rare Colors
Located in New York, NY
This refined three-stone ring centers a 3.03-carat Fancy Light Yellow elongated radiant-cut diamond
Category

2010s American Modern Engagement Rings

Materials

Yellow Diamond, 18k Gold, Yellow Gold, Platinum

Twin-Stone Fancy Intense Yellow Diamond and Diamond Ring
Located in Weston, MA
diamond with round accent diamonds, mounted in 18k yellow gold and platinum Size 5-3/4, can be resized
Category

21st Century and Contemporary Contemporary Bridal Rings

Materials

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

Art Deco Platinum Diamond Solitaire Engagement Ring
Located in Chipping Campden, GB
This classic and stunning diamond solitaire ring dates back to the 1920s, and is expertly made. The
Category

Early 20th Century Engagement Rings

Materials

Diamond, White Diamond, Platinum

Edwardian Platinum French Diamond and Sapphire Ring
Located in Narberth, PA
centerpiece of the ring. The diamonds are held within milgrained bezel settings. The two stones have K/L color
Category

Vintage 1910s Edwardian Engagement Rings

Materials

Diamond, Sapphire, Platinum

Cartier d Amour Platinum Diamond Engagement Ring
By Cartier
Located in Bethesda, MD
From Cartier, this engagement ring is from the d'Amour collection. The center diamond is a
Category

2010s Engagement Rings

Materials

Diamond, Platinum

Gemlok Diamond Three Rows Stacked Platinum Ring
Located in Beverly Hills, CA
3 rows. This ring is the ideal companion for any woman searching for a diamond jewel to wear day to
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

Edwardian 18k/Platinum Ruby Diamond Navette Ring
Located in Narberth, PA
and platinum, this ring features a navette-style centerpiece. The centerpiece features 5 mine cut
Category

Antique Early 1900s Edwardian Engagement Rings

Materials

Diamond, Ruby, 18k Gold, Platinum

Antique and Contemporary 1.00 Carat Ruby 1.84 Carat Diamond Platinum Ring
Located in Jesmond, Newcastle Upon Tyne
five stone ring; part of our ruby jewelry collection. This fine and impressive diamond and ruby ring
Category

21st Century and Contemporary Unknown Band Rings

Materials

Diamond, Ruby, Platinum

Platinum GIA Certified 1.54ct Radiant Diamond Engagement Ring
Located in Boca Raton, FL
finger. Designed in a sophisticated 3-stone engagement ring style, its slender 2.1 mm platinum band
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

2.66 Carat Marquise Diamond Platinum Engagement Ring
Located in Beverly Hills, CA
A lovely engagement ring featuring a 2.66 carat marquise-shape diamond! It has a long beautiful
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Platinum

Art Deco Inspired Diamond Sapphire Platinum Ring
Located in Beverly Hills, CA
: Platinum Era: Modern Circa: 2020's in the Style of Art Deco Hallmarks: Stone Weight Engraved Size: 6 3/4
Category

Vintage 1920s Art Deco Cocktail Rings

Materials

Diamond, Sapphire, Platinum

Jay Feder Platinum Emerald Diamond Eternity Band Ring
Located in Boca Raton, FL
Jay Feder Platinum Emerald Diamond Eternity Band Ring Set with 15 emerald cut diamonds; total
Category

2010s Wedding Rings

Materials

Diamond, Platinum

Emerald Cut Tourmaline and Diamond Platinum Vintage Ring
Located in Derby, NY
collection. Jewelry Type : Ring Jewelry Style : 3-Stone Metal Type : Platinum Metal Weight : 11.40 grams
Category

20th Century Cocktail Rings

Materials

Diamond, Tourmaline, Platinum

Alternating Oval Emerald Diamond Ring in Platinum
Located in New York, NY
Ring contains 3 oval cut emeralds, 1.36tcw and 2 oval cut diamonds, 0.81tcw. Diamonds are G in
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, Emerald, Platinum

Platinum target Ring with blue Sapphires and Diamonds
Located in Aventura, FL
This elegant platinum target ring features a captivating center old mine-cut diamond of
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Timeless 0.05ct Diamond Platinum Ring by Tiffany Co.
By Tiffany Co.
Located in רמת גן, IL
platinum. Featuring three round brilliant diamonds with a total carat weight of 0.05ct, each stone boasts
Category

2010s Singaporean Band Rings

Materials

Diamond, Platinum

Art Deco 3 Carat Diamond and Ruby Tablet or Plaque Ring in Platinum, Circa 1925
Located in Sherman Oaks, CA
. The stones consist of 38 diamonds and 18 rubies. The center stone is very clean, European-cut, bezel
Category

Early 20th Century Unknown Art Deco Cocktail Rings

Materials

Diamond, White Diamond, Ruby, Platinum

Vintage 1.92ct Diamond and Platinum Cluster Engagement Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage 1.92 carat diamond and platinum cocktail ring; part of our
Category

Vintage 1950s Unknown Cocktail Rings

Materials

Diamond, Platinum

0.86 Carat E, VS1 Round Diamond Engagement Ring, Three-Stone Diamond Ring GIA
Located in Honolulu, HI
Stunning Platinum 3 stone engagement ring with 0.86 carat round brilliant diamond center and two
Category

21st Century and Contemporary Hong Kong Modern Engagement Rings

Materials

Diamond, Platinum

Madagascan Sapphire and Diamond Ring in Platinum - Antique
Located in Jesmond, Newcastle Upon Tyne
carat diamond, platinum ring; part of our sapphire engagement rings collection. This stunning, fine and
Category

Vintage 1930s Unknown Engagement Rings

Materials

Diamond, Sapphire, Platinum

Platinum Diamond Retro Ring - 950 Transitional 1.20ctw Vintage
Located in Greensboro, NC
: Platinum 950 Stone Information Natural Diamond Carat(s): .50ct Cut: Transitional Color: H Clarity: VS2
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Platinum

2.05 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
by dazzling old mine cut diamond accents. The ring is size 6 3/4, and can be resized. Inventory
Category

Early 20th Century Engagement Rings

Materials

Diamond, Platinum

Vintage Sapphire and Diamond Platinum Cluster Panel Ring
Located in Chipping Campden, GB
. The sapphire measures 75pts and the diamond total is approx 60pts. Modelled in platinum and stones
Category

Vintage 1960s British Cluster Rings

Materials

Diamond, Sapphire, Platinum

Jay Feder Platinum Oval Diamond Eternity Band Ring
Located in Boca Raton, FL
Jay Feder Platinum Oval Diamond Eternity Band Ring Set with 18 oval brilliant diamonds in U shaped
Category

2010s Wedding Rings

Materials

Diamond, Platinum

Jay Feder Platinum Oval Diamond Eternity Band Ring
Located in Boca Raton, FL
Jay Feder Platinum Oval Diamond Eternity Band Ring Set with 13 oval brilliant diamonds in U shaped
Category

2010s Wedding Rings

Materials

Diamond, Platinum

Diamond and Natural Unenhanced Emerald Three-Stone Ring
Located in London, GB
Diamond and emerald three stone ring. An emerald-cut diamond, G colour, SI1 clarity, is set to
Category

Vintage 1970s Engagement Rings

Materials

Diamond, Emerald, Platinum

Platinum Diamond Wedding Band - Round Brilliant .50ctw Ring
Located in Greensboro, NC
Stone Information Natural Diamonds Carat(s): .50ctw Cut: Round Brilliant Color: F - G Clarity: VS1
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

GIA Certified - Natural Tsavorite Diamond Platinum 950: Ring
Located in New York, NY
GIA Certified - Natural Tsavorite & Diamond Platinum: Ring Metal Type: Platinum 950 Total Item
Category

21st Century and Contemporary Art Deco Engagement Rings

Materials

Diamond, Tsavorite, Platinum

4.07 Carat Weight Sapphire Platinum Baguette Diamond Fashion Ring In Platinum
Located in Chicago, IL
cushion cut, accompanied by 28 baguette-cut diamonds totaling 3 carats as side stones, would be an
Category

2010s American Contemporary Fashion Rings

Materials

Diamond, Sapphire, 18k Gold, Platinum

Antique 1.80 Carat Diamond and Platinum Cocktail Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 1.80 carat diamond and platinum cocktail ring; part of our
Category

Vintage 1930s Unknown Cocktail Rings

Materials

Diamond, Platinum

Dazzling Platinum Ring with 0.52 ct Natural Diamond
Located in רמת גן, IL
A beautiful ring with a dazzling 0.52 carat round brilliant diamonds. The jewelry is made of
Category

2010s Singaporean Solitaire Rings

Materials

Diamond, Platinum

Timeless 0.67ct Diamonds Pave Ring in Platinum - IGI Certified
Located in רמת גן, IL
Timeless 0.67ct Diamonds Pave Ring in Platinum - IGI Certified Crafted in luxurious platinum, this
Category

2010s Israeli Engagement Rings

Materials

Diamond, Platinum

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3 Stone Diamond Platinum Ring For Sale on 1stDibs

Find the exact 3 stone diamond platinum ring you’re shopping for in the variety available on 1stDibs. Frequently made of Platinum, Gold and 18k Gold, this item was constructed with great care. In our selection of items, you can find a vintage example as well as a contemporary version. You’re likely to find the perfect 3 stone diamond platinum ring among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced 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. Creating a 3 stone diamond platinum ring has been a part of the legacy of many jewelers, but those produced by Roman Malakov, Single Stone and Tiffany Co. are consistently popular. An emerald cut version of this piece has appeal, but there are also round cut and old european cut versions for sale. Finding a 3 stone diamond platinum ring for sale for women should be easy, but there are 1083 pieces available to browse for unisex as well as men, too.

How Much is a 3 Stone Diamond Platinum Ring?

Prices for a 3 stone diamond platinum ring can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $19 and can go as high as $3,350,000, while this accessory, on average, fetches $13,967.

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.