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Platinum Solitaire Engagement Rings

Platinum Diamond Solitaire Ring
This a stunning Art Deco inspired solitaire platinum and diamond ring. The central modern brilliant cut diamond is beautifully complimented with baguette cut diamond stepped shoulder...
Category

Vintage 1980s Art Deco Solitaire Rings

Materials

Diamond, Platinum

  • Platinum Diamond Solitaire Ring
  • Platinum Diamond Solitaire Ring
  • Platinum Diamond Solitaire Ring
  • Platinum Diamond Solitaire Ring
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W 0.35 in. D 0.27 in.
Contemporary Diamond Platinum Solitaire Ring
By Paul Spurgeon
Located in Yorkshire, West Yorkshire
A stylish, contemporary ring. Simple in design, but extremely effective. At the front, the platinum band curves open on either side to hold a dazzling diamond. Details Brillian...
Category

21st Century and Contemporary Contemporary Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Ring
A fine and impressive vintage 0.25 carat diamond and platinum solitaire ring; part of our diverse diamond jewellery and estate jewelry collections This fine and impressive vintage d...
Category

Vintage 1940s Solitaire Rings

Materials

Diamond, White Diamond, Platinum

2000s Diamond and Platinum Solitaire Ring
An impressive contemporary 0.45 carat diamond and platinum solitaire style engagement ring; part of our diverse diamond jewellery and estate jewelry collections. This fine and impre...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

Contemporary Diamond and Platinum Solitaire Ring
An impressive contemporary 0.63 carat diamond and platinum solitaire style engagement ring; part of our diverse diamond jewellery and estate jewelry collections. This fine and impre...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

Cartier Solitaire Diamond Platinum Engagement Ring
By Cartier
Located in London, GB
Cartier solitaire diamond engagement ring. Set to centre with a round old cut diamond, D colour, VVS2 clarity, with an approximate weight of 3.27 carats in an open back four claw set...
Category

Vintage 1950s Solitaire Rings

Materials

Diamond, Platinum

Platinum .37 Carat Round Solitaire Ring
.37ct. NATURAL ROUND BRILLIANT DIAMOND Vs-1 clarity I-color Platinum 3.6 Grams Current size: 7 Can be resized Appraisal Certificate to accompany $3500
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Chanel Matelasse Diamond Platinum Solitaire Ring
By Chanel
Located in Vail, CO
Matelasse diamond solitaire ring, designed with a band in a quilted pattern band set with a single round brilliant diamond, in platinum, style number 3392, signed Chanel. Diamond wei...
Category

21st Century and Contemporary Solitaire Rings

Materials

White Diamond, Diamond, Platinum

Vintage 1990s Diamond Platinum Solitaire Engagement Ring
A fine and impressive vintage 0.38 carat diamond and platinum solitaire ring; part of our diamond jewelry/estate jewelry collections This impressive diamond solitaire ring has been ...
Category

1990s Solitaire Rings

Materials

Diamond, Platinum

Antique 1910s Diamond and Platinum Solitaire Ring
A fine and impressive antique 0.72 carat diamond and platinum ring; part of our antique jewelry and estate jewelry collections This impressive antique diamond solitaire ring has bee...
Category

Vintage 1910s Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Engagement Ring Size P
A fine 0.99 carat modern brilliant round cut diamond and platinum solitaire ring; part of our diverse range of diamond jewelry/jewelry This fine contemporary diamond solitaire ring ...
Category

Early 2000s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Art Deco 1 Carat Diamond and Platinum Solitaire
This gorgeous ring features a centre diamond which measures approximately 1carat and wither side of this stone there sits a baguette diamond. The centre stone is an H colour SI 1. Th...
Category

Vintage 1920s Art Deco Solitaire Rings

Materials

Diamond, Platinum

Contemporary 2000s Diamond and Platinum Solitaire Ring
A fine 0.33 carat emerald cut diamond and platinum solitaire ring; part of our contemporary jewelry / estate jewelry collection This fine contemporary emerald cut diamond solitaire ...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Ring, circa 1980
A fine and impressive vintage 0.57 carat diamond solitaire displayed in a contemporary platinum setting; part of our diamond jewelry/estate jewelry collections This impressive vinta...
Category

Vintage 1980s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Estate Solitaire Emerald 18 Karat Platinum Ring
This is an emerald bezel set solitaire estate ring, the center stone is a natural Colombian emerald emerald cut weighting 1.55 carats. Lively medium green, VS clarity. The ring is m...
Category

Late 20th Century Contemporary Solitaire Rings

Materials

Emerald, 18k Gold, Platinum

1.22 Carat Diamond and Platinum Solitaire Ring
This fine and impressive contemporary round cut diamond solitaire ring has been crafted in platinum. The ring displays a 1.12Ct modern brilliant round cut diamond four claw set in a...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

Vintage and Contemporary Diamond and Platinum Solitaire Ring
A fine and impressive vintage 0.67 carat diamond and contemporary platinum solitaire ring; part of our diamond jewelry and estate jewelry collections. This impressive vintage diamon...
Category

Vintage 1960s Solitaire Rings

Materials

Diamond, Platinum

1920s Antique French Diamond and Platinum Solitaire Ring
A fine and impressive antique French 0.53 carat diamond and platinum solitaire ring; part of our antique jewelry and estate jewelry collections. This impressive French diamond ring ...
Category

Vintage 1920s Solitaire Rings

Materials

Diamond, Platinum

1.19 Carat Diamond and Platinum Solitaire Ring
A stunning, fine and impressive 1.19 carat diamond and platinum solitaire ring; part of our diverse range of engagement rings and diamond jewelry. This stunning contemporary diamond...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

1940s 1.01 Carat Diamond Platinum Solitaire Ring
A fine and impressive vintage 1.11 carat diamond (total) and platinum solitaire ring; part of our diverse diamond jewellery/estate jewelry collections This fine and impressive vinta...
Category

Vintage 1940s Solitaire Rings

Materials

Diamond, Platinum

2.00 Carat Diamond and Platinum Solitaire Ring
A fine and impressive 2 carat asscher cut diamond solitaire and platinum ring; part of our diverse range of diamond engagement rings. This stunning 2 carats asscher cut diamond soli...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

Sunflower Diamond Platinum Solitaire Engagement Ring GIA Certified
Gorgeous Platinum Band ring with GIA-Certified Bezel-Set Round Brilliant Center Stone Features Sunflower Design with Center Stone Head and six diamond accent stone petals, with bas r...
Category

Late 20th Century Solitaire Rings

Materials

Diamond, Platinum

Princess Cut Diamond and Platinum Solitaire Engagement Ring
A fine 0.72 carat princess cut diamond solitaire ring in platinum; part of our European Gemological Laboratory (EGL) certified collection. This contemporary princess cut diamond sol...
Category

1990s Contemporary Solitaire Rings

Materials

Diamond, Platinum

1.03 Carat Diamond Platinum Solitaire Engagement Ring
A fine 1.03 carat modern brilliant round cut diamond and platinum Art Deco style solitaire ring; part of our diverse range of diamond jewelry/jewelry This fine contemporary Art Deco...
Category

Early 2000s Art Deco Solitaire Rings

Materials

Diamond, Platinum

Vintage 2 Carat Diamond and Platinum Solitaire with Diamond Shoulders
This exquisite 2 carat diamond is a fabulous bright and sparkling stone. The setting of this ring is absolutely gorgeous as it is diamond encrusted and holds a total of 40pts worth o...
Category

Vintage 1950s Modern Solitaire Rings

Materials

Diamond, Platinum

Vintage Diamond Solitaire Engagement Ring, circa 1980s, Platinum
A classic vintage solitaire diamond engagement ring featuring a brilliant cut diamond approx. 0.33ct, claw set to a D shaped cross sectioned band with knife edge shoulders to the set...
Category

Late 20th Century Contemporary Solitaire Rings

Materials

Diamond, Platinum

Art Deco Diamond Solitaire Platinum Gold Bicolor Ring
Simple and Beautiful unisex bicolor ring made of Platinum and 18k yellow Gold, origin Italy circa 1940. It is set with one full of charme sparkling old mine cut Diamond of approx. ....
Category

Vintage 1940s Art Deco Solitaire Rings

Materials

Diamond, 18k Gold, Platinum

1900s Antique Diamond Solitaire Platinum and White Gold Ring
Antique Diamond 0.15 carat Solitaire Platinum and white Gold Ring. Circa 1900. Gross weight: 1.25 grams.
Category

Antique Early 1900s Art Deco Solitaire Rings

Materials

Diamond, White Gold, Platinum

1.28 Carat Diamond and Platinum Solitaire Engagement Ring
A very fine and impressive vintage 1.28 Ct diamond and contemporary platinum solitaire ring; part of our diamond engagement ring collections. This impressive diamond solitaire ring ...
Category

1990s Solitaire Rings

Materials

Diamond, Platinum

0.31 Carat Diamond and Platinum Solitaire Ring, Contemporary
A fine 0.31 carat trillion cut diamond and platinum solitaire ring; part of our diverse diamond jewellery and estate jewelry collections This fine trillion solitaire ring has been c...
Category

Early 2000s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Ring, circa 1960 and Contemporary
A fine and impressive 0.23 carat diamond and contemporary platinum solitaire ring; part of our diamond jewelry/estate jewelry collections This impressive diamond solitaire is displ...
Category

Vintage 1960s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Ring, circa 1960 and Contemporary
A fine and impressive 0.22 carat diamond and contemporary platinum solitaire ring; part of our diamond jewelry / estate jewelry collections This impressive diamond solitaire is disp...
Category

Vintage 1960s Solitaire Rings

Materials

Diamond, Platinum

1925 1.55 Carat Diamond and Platinum Solitaire Ring
An impressive antique 1.55 carat diamond and platinum solitaire style engagement ring; part of our diverse antique jewelry collections. This fine and impressive antique has been cra...
Category

Vintage 1920s Solitaire Rings

Materials

Diamond, White Diamond, Platinum

1.22 Carat Diamond and Platinum Solitaire Engagement Ring
An impressive contemporary 1.22 carat princess cut diamond and platinum solitaire ring; part of our diamond engagement ring collections. This fine and impressive contemporary prince...
Category

Early 2000s Contemporary Solitaire Rings

Materials

Diamond, Platinum

1940s 1.04 Carat Diamond and Platinum Solitaire Ring
A fine and impressive vintage 1.04 carat diamond and contemporary platinum solitaire engagement ring; part our diamond jewelry/estate jewelry collections. This impressive vintage di...
Category

Vintage 1940s Solitaire Rings

Materials

Diamond, Platinum

Diamond and Platinum Solitaire Ring, circa 1980 and Contemporary
A fine and impressive 0.45 carat diamond (total) and contemporary platinum solitaire ring; part of our diamond jewelry/estate jewelry collections This impressive diamond solitaire i...
Category

Vintage 1980s Contemporary Solitaire Rings

Materials

Diamond, Platinum

1.01 Carat Diamond and Platinum Solitaire Engagement Ring
A stunning antique 1.01Ct diamond and platinum solitaire ring; part of our diamond engagement ring collections. This stunning, fine and impressive 1940s engagement ring has been cra...
Category

Vintage 1940s Solitaire Rings

Materials

Diamond, Platinum

Certified 1.0 Carat Diamond Engagement Ring, Solitaire Setting, Platinum
A pre-owned 1.0 carat solitaire diamond engagement ring with a certified diamond of VS clarity and I colour. Claw set in white to a classic profile "D" shaped white shoulders and ba...
Category

20th Century Modern Solitaire Rings

Materials

Diamond, Platinum

Antique Diamond Solitaire Engagement Ring Platinum GIA Certified 3/4 Carat
Sitting atop your finger like a regal Edwardian platinum crown is a solitaire diamond glimmering with fire. The old European brilliant cut was faceted on a foot powered wheel 150 yea...
Category

Vintage 1910s Edwardian Solitaire Rings

Materials

Diamond, Platinum

Art Deco Old Cut Diamond Platinum Solitaire Engagement Ring
Art Deco old European cut diamond engagement ring in platinum setting. This ring is beautiful, simple and elegant. A 1.8 carat diamond is mounted in eight claw ring. The old Europea...
Category

Vintage 1920s Art Deco Solitaire Rings

Materials

Diamond, Platinum

1940s 2.01 Carat Diamond and Platinum Solitaire Ring
A stunning, fine and impressive antique 2.01 carat diamond solitaire ring in platinum; part of our vintage jewelry and estate jewelry collections This stunning vintage solitaire rin...
Category

20th Century Solitaire Rings

Materials

Diamond, Platinum

Antique Diamond and White Gold Platinum Set Solitaire Ring
An impressive antique 1930's 0.83 carat diamond and 18 karat white gold, platinum set solitaire ring; part of our diverse antique jewelry and estate jewelry collections. This fine a...
Category

Vintage 1930s Solitaire Rings

Materials

Diamond, 18k Gold, White Gold, Platinum

2.04 Carat Diamond Gold Platinum Solitaire Engagement Ring
A stunning, fine and impressive 2.04 carat asscher cut diamond and 18 karat yellow gold, platinum solitaire ring; part of our diverse range of engagement rings. This stunning, fine ...
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

1930s Antique 1.62 Carat Diamond and Platinum Solitaire Ring
An impressive antique 1930's 1.62 carat diamond and platinum solitaire style engagement ring; part of our diverse antique estate jewelry collections. This stunning, fine and impress...
Category

Vintage 1930s Solitaire Rings

Materials

Diamond, Platinum

1950s French Diamond White Gold Platinum Set Solitaire Ring
A fine and impressive vintage French 0.55 carat diamond and 18k white gold, platinum set solitaire ring; part our vintage jewelry/estate jewelry collections This impressive 1950's d...
Category

Vintage 1950s Solitaire Rings

Materials

Diamond, 18k Gold, White Gold, Platinum

2.48 Carat Certified Untreated Ruby Engagement Solitaire Ring Platinum
A classic natural ruby engagement ring. Set with one cushion shape old cut natural untreated ruby in a prong setting open back with a weight of 2.48 carats. A classic solitaire desig...
Category

Early 2000s Contemporary Solitaire Rings

Materials

Ruby, Platinum

GIA Certified 2.09 Carat Cushion Diamond I Color Platinum Solitaire
By FERRUCCI
Located in New York, NY
GIA Certified 2.09 carat Cushion diamond, I color, SI1 clarity, Triple Excellent Cut, Symmetry and Polishing, elongated, set in a thin, delicate looking hand made Platinum 950 Settin...
Category

2010s Modern Solitaire Rings

Materials

White Diamond, Platinum

Marquise 0.96 Carat Diamond and Platinum Solitaire Engagement Ring
An impressive contemporary marquise 0.96 carat diamond and platinum solitaire style engagement ring; part of our diverse diamond jewelry collections This fine and impressive marquis...
Category

Early 2000s Solitaire Rings

Materials

Diamond, Platinum

1930s Antique Diamond and Yellow Gold, Platinum Set Solitaire Ring
A fine and impressive antique 0.32 carat diamond and 18 karat yellow gold, platinum set solitaire ring; part of our diamond jewelry and estate jewelry collections. This impressive a...
Category

Vintage 1930s Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

1920s Diamond and White Gold with Platinum Set Solitaire Ring
A fine and impressive antique 0.65 carat diamond and 18 karat white gold, platinum set solitaire ring; part our antique jewelry/estate jewelry collections This impressive diamond so...
Category

Vintage 1920s Solitaire Rings

Materials

Diamond, 18k Gold, White Gold, Platinum

Old Cut 2.31 Carat Diamond and Platinum Solitaire Ring
A stunning, fine and impressive antique 2.31 carat old cut diamond and platinum solitaire style engagement ring; part of our antique diamond engagement ring collections. This fine ...
Category

Vintage 1910s Solitaire Rings

Materials

Diamond, Platinum

Rare Antique 5.15 Carat Diamond Solitaire Plus Platinum Ring
Heirloom Antique Jewelry Genuine antique rings hardly come in features, rare large size beautiful quality Diamond solitaire ring to please someone special for life and being a keepe...
Category

Vintage 1910s Edwardian Solitaire Rings

Materials

Diamond, Sapphire, Platinum

1960s Diamond and Yellow Gold Platinum Set Solitaire Engagement Ring
A fine and impressive platinum set vintage 0.35 carat diamond solitaire ring in 18 karat yellow gold; part of our diamond jewelry and estate jewelry collections This impressive vint...
Category

Vintage 1960s Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

GIA Certified Diamond Solitaire Rig Set in Platinum 1.00 Carat
A GIA certified diamond solitaire ring set in platinum. The ring features a GIA-certified round brilliant cut diamond weighing exactly 1.00 carat, E colour, and VS2 clarity. The st...
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Harry Winston 0.51 Carat Diamond Platinum Round Brilliant Solitaire Ring
By Harry Winston
Located in Tokyo, JP
Brand:HARRY WINSTON Retail Price:Around 1,200,000Yen/JPY Name:Solitaire, Round Brilliant Ring Material :1PDiamond(D0.51ct E-VVS1-3EX), Pt950 Platinum Comes with:Harry Winston Box, Ca...
Category

2010s Solitaire Rings

Materials

Diamond, Platinum

Untreated Light Yellow Sapphire 0.63 Carat Solitaire Platinum Crossover Ring
By Fine Jewels UK
Located in Bristol, GB
Natural yellow sapphire set in a beautiful 950 platinum crossover ring. 0.63 carat stone with a bright unique colour and excellent clarity. very clean stone. Also totally untreated...
Category

2010s Solitaire Rings

Materials

Sapphire, Yellow Sapphire, Platinum

Tiffany & Co. Round Diamond Platinum Solitaire Engagement Ring 0.21 Carat
By Tiffany & Co.
Located in London, GB
An elegant Tiffany & Co solitaire diamond ring in platinum. The ring is highly polished and features a classic knife edge design with an approximate 0.21ct diamond, colour G and a cl...
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Platinum

4.62 carat GIA Cert old cut diamond Platinum Solitaire Ring
Solitaire old cut diamond ring with diamond set shoulders. Set centrally with a round old cut diamond, H colour, VS1 clarity, with a weight of 4.62 carats in an open back claw settin...
Category

Vintage 1910s Edwardian Solitaire Rings

Materials

Diamond, Platinum

GIA Certified 4.09 Carat Round Diamond Platinum 950 Solitaire Ring
By FERRUCCI
Located in New York, NY
GIA Certified 4.09 carat, H color, VS1 clarity, no Fluorescence set low in a low setting style, platinum 950 solitaire ring. Custom options for diamonds and settings are always avail...
Category

2010s Art Deco Solitaire Rings

Materials

Diamond, Platinum

GIA Certified 1.31 Carat Diamond Engagement Ring, Solitaire Setting, Platinum
A GIA certified diamond solitaire ring comprising an old European cut diamond in a six claw set, V prong platinum mount and measuring 6.7mm x 6.8mm x 4.13mm deep. The diamond is det...
Category

Antique 1890s Contemporary Solitaire Rings

Materials

Diamond, Platinum

Questions about Platinum Solitaire Engagement Rings
Are prices for platinum solitaire engagement rings negotiable on 1stdibs?
Prices for most platinum solitaire engagement rings on 1stdibs are negotiable. You’ll see a "Make an Offer" button on the item details page, indicating that the seller is willing to consider a lower price. It’s not uncommon for customers to get 15–25% off the list price after negotiating. See our tips for negotiating like a pro.
Who sells platinum solitaire engagement rings online at 1stdibs?
Only experienced, professional sellers who have applied and been thoroughly vetted by our team of experts can sell platinum solitaire engagement rings and other quality items on our site. Learn more about becoming a 1stdibs seller.
What is the Buyer Protection Guarantee?
The 1stdibs Buyer Protection Guarantee provides coverage for qualified purchases in the unlikely event that the item arrives not as described or is damaged. We’ll work with you and the seller to find a resolution, ensuring your satisfaction. View details
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