Platinum 3 Carat Solitaire Diamond Ring

This magnificent GIA certified 3 carat round diamond solitaire engagement ring exudes timeless elegance and sophistication.

Ring in Platinum, dog head hallmark. Antique solitaire ring set with an antique round-cut diamond held in 4x2 claws on an openwork basket of lily flower motifs. Total weight of the d...

It features a near-flawless 3/4 carat fiery round diamond with scintillating sparkles set in a sleek platinum setting, with polished knife edge band.

A stunning, fine and impressive 1.52 carat diamond engagement ring in platinum; part of our diverse range of diamond engagement rings. This stunning, fine and impressive contemporar...

A stunning, fine and impressive vintage 0.97 carat diamond and platinum solitaire style engagement ring; part of our diverse collection of vintage engagement rings.

A stunning, fine and impressive 1.24 carat diamond and platinum solitaire engagement ring; part of our diverse estate jewelry collections.

A sizable 4-carat natural diamond center stone with a durable platinum setting.

A stunning, fine and impressive antique 0.95 carat diamond and platinum solitaire ring; part of our antique collection of engagement rings.

Tiffany & Co. 3.01 Carat Platinum Round Diamond Solitaire Engagement Ring A classic and timeless Tiffany & Co. platinum solitaire engagement ring featuring a 3.01 carat Round Brilli...

A stunning, fine and impressive vintage 1.45 carat diamond and platinum solitaire ring; part our diverse collection of diamond rings.

Contemporary Platinum, Sparkling Bluish Spinel, and Princess Diamond Ring, 1.30 TCW The (4) princess-cut diamonds measure 2.3 mm with an estimated weight of .40 carats. The setting i...

A stunning, fine and impressive vintage 1.28 carat (total) diamond solitaire ring in platinum; part of our vintage engagement ring collections.

A Cartier 'Solitaire 1895' diamond engagement ring, platinum 0.51 carat.

A stunning, fine and impressive antique 2.62 carat diamond and platinum solitaire ring; part of our 1930s engagement ring collection.

A stunning, fine and impressive vintage 1.77 carat (total) diamond and platinum solitaire ring; part of our antique engagement ring collections.

A stunning, fine and impressive antique 1.04 carat diamond and platinum solitaire ring; part of our collection of diamond engagement rings.

A stunning, fine and impressive vintage 1.61 carat diamond solitaire ring in platinum; part of our collection of vintage engagement rings.

A stunning, fine and impressive antique 1930s 0.67 carat diamond and platinum solitaire engagement ring; part of our diamond jewelry and estate jewelry collections.

A stunning, fine and impressive vintage platinum set 2.74 carat diamond ring with trillion cut side stones; part of our vintage diamond engagement ring collections.

A stunning antique 1.65 carat diamond and platinum Art Deco style solitaire ring; part of our collection of diamond engagement rings.

Vintage Approximately 3 Carat Oval Tsavorite & 2.2 Carat Diamond Ring , Platinum 16.4Gm Estate Size 6 Tsavorite of this size are very precious! Approximately 3Carat Oval cut Tsavo...

GIA Certified 4.09 carat, H color, VS1 clarity, no Fluorescence set low in a low setting style, platinum 950 solitaire ring.

An impressive contemporary 0.45 carat diamond and platinum solitaire style engagement ring; part of our diverse diamond jewelry and estate jewelry collections.

This beautiful solitaire ring holds and old mine cut diamond that measures 50pts. The stone is set simply on platinum claws and the band in which the gallery sits is 18carat yellow g...

A fine and impressive antique 1.28 carat diamond and platinum solitaire style engagement ring; part of our diverse antique jewellery and estate jewelry collections.

Ring in 18 karat white gold, eagle head hallmark, and platinum, dog head hallmark. Magnificent and elegant diamond solitaire ring, its setting consists of a half-bowed ring, which ho...

This stunning three-stone diamond engagement ring, crafted in bright white platinum, offers a contemporary and elegant design. The diamonds are arranged in a stepped setting with an ...

Here we have an 18ct yellow gold diamond engagement ring. The diamond is a round faceted transitional cut and set in square platinum face to show off its sparkle. Each shoulder also ...

**Save this ring ❤️ to receive price updates** Elegantly poised at the center of this exquisite diamond ring is a magnificent, radiant diamond weighing 1.80 carats, showcasing a pris...

A stunning, fine and impressive vintage 1.50 carat diamond and platinum solitaire ring; part of our collection of diamond engagement rings.

18K Yellow Gold Platinum Diamond Solitaire Ring, GIA Report number 1236779129, dated 7 November 2025, featuring one platinum prong set circular brilliant cut diamond weighing 1.26 ca...

A stunning, fine and impressive antique 0.85 carat diamond and platinum solitaire and engagement ring set; part of our diverse diamond jewelry and estate jewelry collections.

White Sapphire 3.26 carats with Diamond 0.12 carat Ring set in Platinum 950 Settings (GIT Certified) Width: 0.9 cm Length: 0.9 cm Ring Size: 49 Total Weight: 5.98 grams "We first...

Centering a round brilliant cut diamond weighing 0.39 carats - G color with VS1 clarity Set in a six pronged classic Tiffany style mounting Flanked by knife edge shoulders Inscribed ...

GIA Certified 2.05 Carat white round diamond, color H, clarity VS2, triple Excellent in Cut, Symmetry and Polishing, set in hand made Platinum 950 gold Solitaire engagement ring, mad...

An elegant three-stone engagement ring set, showcasing a striking emerald-cut diamond at the center, beautifully flanked by tapered baguette diamonds. The accompanying contoured wedd...

This is a lovely and classic solitaire diamond ring. In the centre is a large diamond, which measures 3/4 of a carat.

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.

Centering a round brilliant cut diamond weighing 1.14 carat total - I color with VS1 clarity Set in a classic Tiffany style setting with six prongs Accented by knife edge shank with ...

Stunning solitaire platinum ring with 0.80 total carat of cut cornered square mixed cut diamond.

Centering a round brilliant cut diamond weighing 1.38 carats - G color with VS2 clarity Set via six prongs in a classic solitaire mounting Completed by a knife edge shank Inscribed w...

This is a traditional three stone engagement ring for a large emerald-cut diamond. We decided to change it from an engagement ring to a RING ring. A luxe pop of color that looks ...

Item: Tiffany The Tiffany Setting Engagement Ring with a Channel Set Diamond Band Stones: Diamond / 0.38ct (center stone) with 14 diamonds Color: G Clarity:VS2 Polish: Very Goold Sy...

A striking and highly saturated 3.07 carat natural Mozambique ruby set in a refined platinum mounting with diamond pavé shoulders. This exceptional cushion-cut ruby displays a vivid,...

The design of the ring is so simple and beautiful. The diamond measures 30pts and is set in platinum. The stone is perched perfectly in the claws above the band. The diamond is F/G c...

Centering an old mine cut diamond weighing 0.93 carat - K color with SI2 clarity Bead set in an octagonal form head with a pierced floating halo surround With a faceted form gallery ...

A stunning and important new ring by Eytan Brandes features a two-piece, cushion-shaped halo of diamonds around a gorgeous Brazilian pink tourmaline. The tourmaline is 11.7mm in d...

Centering a transitional cut diamond weighing approximately 0.46 carat - H color with VS2 clarity Bead set in a square form head with a pierced fleur-de-lis motif gallery Flanked by ...

■ Item Number: 25060201 ■ Brand: HARRY WINSTON ■ Product Name: Brilliant Love Ring ■ Reference Number: - ■ Material: 1.01ct Diamond (F-VS2-3Ex) / 20P Side Diamonds / PT950 Platinum ■...

A stunning, fine and impressive antique 2.70 carat Burmese sapphire and 0.24 carat diamond, platinum solitaire ring; part of our collection of diverse gemstone engagement rings.

A vintage platinum old European cut diamond solitaire ring. The diamond measures 90 pts and is J colour VS2. The detailing on the shoulders of this ring is simple and classic. Ring ...

Jade and Diamond Ring centering an oval cabochon jade weighing approx. 14.66 cts. framed by 20 round brilliant-cut diamonds weighing approx. 2.00 carats Accompanied by GIA report no....

An elegant engagement ring dating back to 1910, the Edwardian era. It's a wonderful little solitaire ring, with a single diamond weighing 0.30 carat.

A striking and important ruby and diamond ring centered on a vivid 10.21 carat natural ruby of rich red color, elegantly fashioned in an oval mixed cut and accompanied by a prestigio...

Set in a simple setting modelled in platinum this aquamarine stone measures 1ct. Either side of the stone are diamonds which total 30pts. The ring is modelled in 18ct gold. Fully hal...

Gorgeous cushion cut GIA certified sapphire is a gorgeous royal blue color. It is a richly saturated and perfectly even deep blue color. GIA certified sapphire is a gorgeous deep b...

■ Product Number: 30680907 ■ Retail Price: - ■ Brand: Harry Winston ■ Product Name: Solitaire, Round Brilliant Engagement Ring ■ Ref.: - ■ Material: 1PDiamond(D0.70ct F-VS1-3EX), Pt9...