3 Carat Solitaire Rings

This elegant solitaire engagement ring by Tiffany & Co. features a magnificent 3.07 carat round brilliant cut diamond set in the maison’s timeless two-tone mounting crafted in 18...

This platinum solitaire ring offers a contemporary interpretation of a classic design, showcasing an impressive diamond in a distinctive east-west setting. At its center is a 3.01 ca...

Iconic Tiffany & Co. Novo engagement ring crafted in platinum (PT950), featuring a spectacular natural cushion cut diamond at the center, weighing 3.02 carats. The center stone ...

This exquisite Cartier three-stone engagement ring showcases a stunning radiant-cut diamond of H color and exceptional VVS1 clarity, certified by GIA. The center diamond displays rem...

This platinum ring is a striking example of refined craftsmanship, combining the timeless elegance of an emerald cut diamond with the sophisticated brilliance of carré cut accents. A...

**Save this diamond ❤️ to receive price updates** *Offered loose: This GIA certified natural 3.01 carat oval diamond is sold loose and can be mounted into the pictured solitaire ring...

This exquisite Tiffany & Co. Platinum Novo engagement ring features a 3.02 ct Natural Cushion Cut Diamond of exceptional quality, certified by Tiffany & Co. The diamond is gr...

This exquisite ring features a brilliant 3.10-carat natural sapphire, cut into a perfect pear shape, set in a luxurious 14-karat yellow gold band. The sapphire's rich color and excep...

A very ELEGANT and CLASSY ESTATE old-cut vintage PEAR** Diamond ring in an inspired chunky bezel signet style Gold ring, The stunning antique diamond is flush set in buttery rich 18k...

This exceptional Kat Florence ring features a rare 3.04-carat Ancient Balas Spinel, sourced from the legendary deposits historically known as the Ba...

8 X 8 Cushion Cut Approximately 3 Carat Treated Ruby 14 Karat White Gold Ring Size 5.75 Diamond approximately 1 ct Its a treated ruby prong set 14 Karat White Gold: 4.3 gra...

Featuring a GIA-certified 3.02 carat natural emerald, octagonal step cut, of Colombian origin, with moderate clarity enhancement (F2). The emerald displays a vibrant green hue and ex...

A striking and highly collectible ruby ring centered on a 3.02 carat natural ruby, accompanied by GIA Gemological Report No. 1186083236. The ruby is oval shaped, measuring 9.24 x 7....

Round diamond solitaire engagement ring. Sparkly transitional Ideal cut center diamond faces up white and sparkly. 18k white gold setting with accent diamonds.Circa 1960. 1 round br...

GIA certified 3.01 carat natural cushion cut diamond solitaire bezel set unisex ring in 18K white gold. The stone is loose and can be made in several setting configurations. The pic...

**Save this diamond ❤️ to receive price updates** *Offered loose; mounting into the pictured solitaire ring is available upon request. Singularly rare and crafted by nature, this GI...

This platinum Art Deco ring is a striking celebration of vintage design, combining the bold geometry of the Art Deco era with the elegance of an exceptional center diamond. At its he...

Tiffany & Co. Platinum Cushion Cut Diamond Engagement Ring A stunning Tiffany & Co. engagement ring featuring a 2.61 carat cushion cut diamond, inscribed on the crown with "...

Capture the essence of timeless romance with this exquisite 14K White Gold Cushion-Cut Sapphire and Diamond Ring. Centered by a magnificent 3-carat cushion-cut sapphire, this piece b...

A striking and richly colored ruby ring centered around a GIA-certified 3.2 carat natural ruby, elegantly fashioned in a cushion cut. The stone displays a vivid purplish red hue with...

**Save this diamond ❤️ to receive price updates** *Offered loose: this GIA-certified, natural 3.01 carat Fancy Vivid Yellow (FVY) emerald cut diamond is available loose and can be mo...

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...

This exquisite platinum and 18K yellow gold solitaire ring showcases a breathtaking 3.03 carat cushion brilliant diamond (I VS2, GIA), offering exceptional brilliance and timeless el...

Vintage Victorian style rose cut diamond ring. Center round rose cut diamond, approximately 3.25ct but faces up like a 4ct diamond. Approximately I/J color and VS clarity. Compliment...

An exceptional vintage spinel and diamond ring centered by a GIA-certified Burmese spinel The spinel displays vivid saturation with a medium-deep tone, exhibiting the highly desira...

3ct total weight Platinum 18K Rose Gold Radiant Cut Natural Fancy Orangy-Pink Diamond Double Halo Engagement Ring. The ring weighs 7 grams, size 6, the center stone is a 2 ct Natura...

3ct GIA certified E Color VVS2 diamond is bright white, exceptionally clean, and displays bright and vibrant sparkle! This round brilliant cut diamond is certified by GIA, the world’...

3 Carat exquisite oval-shaped diamond ring that epitomizes timeless elegance and unparalleled beauty. Crafted to perfection, this stunning piece boasts exceptional luster, accentuat...

A timeless and elegant creation, this platinum ring showcases a GIA-certified 3.30 carat Square Emerald Cut diamond, graded F color and VS1 clarity — a rare combination of near-color...

Beautiful antique engagement ring set with a cushion shaped old cut diamond weighing 3.42 carats mounted in an open back, intricate c...

A rare and captivating expression of fine craftsmanship, this exceptional engagement ring centers on a remarkable 3.04 carat cushion cut alexandrite—one of the most enchanting and so...

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...

Immerse yourself in the timeless elegance of this extraordinary Italian ring, a masterpiece of sophistication and craftsmanship. At the heart of this remarkable jewel shines an emera...

Gorgeous and utterly classic vintage engagement ring combines eye catching impressive sparkle with an eternally stylish design. The 3 ...

An elegant and refined three-stone ring centered by a natural Colombian emerald weighing 3.02 carats, accompanied by a GIA Emerald Origin Report. The emerald is cut in a classic oct...

An amazing and clear asscher cut diamond certified by GIA VS CLARITY H COLOR EXCELLENT CUT

Diamond Ring 18K White Gold Band Vintage Estate 3.10 TDW Engagement Emerald cut This estate ring would make a marvelous engagement ring or wedding ring. Seventy-two round brilliant...

This stunning solitaire ring by J. Birnbach showcases a breathtaking 3.01 carat oval diamond, GIA certified with G color and VS1 clarity. The diamond’s exceptional brilliance and elo...

large 3.00 carat GIA certified triple excellent diamond is beautifully white, 100% eye clean, and displays absolutely phenomenal sparkle! This diamond was hand selected because it is...

This elegant two-tone solitaire ring pairs classic design with a beautifully distinctive center diamond. At its heart is a 3.01 carat cushion cut diamond, certified by GIA as M color...

3.50 Ct Natural Burma Cabochon Ruby & 1.8 Ct Diamond 18 Karat Yellow Gold Ring Three & Half Carat of very clean natural Burma Ruby Cabochon , Beautiful Color and very clean Ruby The...

This spectacular ring from the Suzy Levian Limited Edition collection features a Colombian emerald gemstone held in a square shaped 14K white gold prong setting. An array of 118 side...

**Save this diamond ❤️ to receive price updates** *Offered loose, this GIA certified natural 3.01 carat emerald cut diamond can be mounted in the solitaire ring shown in the photos u...

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,...

**Save this diamond ❤️ to receive price updates** *Offered loose ; this GIA certified natural 3.01 carat pear diamond is available loose and can be mounted in the pictured solitaire ...

GRS Certified 3 Carat No-Heat Purplish Red Ruby Ring Lively. Natural. Exceptionally Rare. This exquisite ring showcases a 3.00 carat oval-cut ruby, GRS certified as purplish red wit...

I FLAWLESS GIA Certified 3 Carat Oval Diamond Solitaire Ring VS2 F color excellent polish and excellent symmetry. Faint fluorescence

Vintage 18K Yellow Gold Solitaire Men's Ring, weighing 15.4 grams, the ring showcases a ~3.0 carat Emerald-Cut Emerald (10.65 x 7.6 x 6.1mm) in a bezel setting. A simple and classy r...

**Save this diamond ❤️ to receive price updates** *Offered loose: this GIA certified natural 3.01 carat oval diamond is available loose and can be mounted into the solitaire setting ...

**Save this diamond ❤️ to receive price updates** *Offered loose; mounting into the pictured solitaire ring is available upon request. Unmistakably rare and crafted by nature, this ...

**Save this diamond ❤️ to receive price updates** *Offered loose; mounting in the shown solitaire ring is available upon request. Unmistakably rare and crafted by nature, this GIA c...

An exceptional circa 1960s platinum diamond bridal ring attributed to Oscar Heyman, one of the most respected American high-jewelry workshops of the 20th century. The ring features ...

This is ring is just Beautiful! A beams of sunshine radiate day and night from this fabulous dazzler with gorgeous center natural fancy color diamond is ignited by bright white diamo...

Gorgeous Vintage Tiffany & Co. Natural Ruby and Diamond Ring A truly rare vintage piece from Tiffany & Co., showcasing a 3.00 carat natural, untreated oval ruby certified by...

Experience the brilliance of this exquisite platinum halo ring, showcasing a rare and captivating Ashoka-style Criss-Cut diamond. The GIA-certified 3.03 carat radiant-cut center diam...

**Save this diamond ❤️ to receive price updates** *Offered loose ; this GIA certified natural 3.43 carat round diamond is available loose and can be mounted in the solitaire setting ...

Tiffany & Co. Soleste Platinum Cushion Diamond Double Halo Engagement Ring An iconic Tiffany & Co. Soleste engagement ring crafted in platinum, featuring a dazzling cushion-cut diam...

GIA Certified 3.27 Carat Colombian Emerald & Diamond Platinum Five-Stone Ring Exuding timeless elegance, this exceptional five-stone ring is masterfully crafted in platinum and show...

**Save this diamond ❤️ to receive price updates** *Offered loose: this GIA-certified natural 3.01 ct cushion diamond is available loose and can be mounted in the solitaire ring shown...

Vintage 14K yellow gold ring featuring a 3.18 carat emerald cut light yellowish green emerald in a 4-prong milgrain solitaire basket above an engraved and open-cutout shoulder shank ...