3 Carat Solitaire Rings

This platinum and 18K rose gold solitaire ring is an elegant blend of timeless diamond design and contemporary two-tone craftsmanship. At its center is a beautiful 3.41 carat oval cu...

An exceptional and highly collectible natural Padparadscha sapphire and diamond ring, centered by a magnificent 3.01 carat oval Padparadscha sapphire, accompanied by a prestigious Gü...

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...

This platinum antique ring is a beautifully detailed example of vintage-inspired diamond craftsmanship, centered around a remarkable old mine cut diamond. At its heart is a 3.17 cara...

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...

Other Details: Primary Stone: Diamond Center Diamond Weight: 3.00 Carats Center Diamond Cut: Transitional Cut Center Diamond Color: L Color Center Diamond Clarity: VS1 Stone Settin...

**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...

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 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 platinum three-stone ring is a timeless expression of elegance, designed to showcase the unmatched brilliance of a classic round brilliant diamond. At its center is a magnificen...

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...

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...

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....

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...

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

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...

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

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...

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’...

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...

Other Details: Primary Stone: Diamond Center Diamond Weight: 3.00 carats Center Diamond Cut: Transitional Cut Center Diamond Color: Approximately L Center Diamond Clarity: VS1 Cente...

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...

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 ...

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...

This sophisticated 18K two-tone ring showcases a remarkable 3.02 carat old mine cut diamond, graded I color and VVS1 clarity by GIA. The distinctive old mine cut gives the center dia...

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

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

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...

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 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...

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...

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...

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...

**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...

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...

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

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...

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...

**Save this diamond ❤️ to receive price updates** *Offered loose: this GIA certified natural 3.01 carat radiant cut diamond is available loose and can be mounted into the pictured so...

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...

Featured here is a fantastic round cut diamond ring with 3 carat diamond in total. The main stone is a 3 carat round brilliant cut diamond, according to the GIA report F color and V...

An elegant and finely balanced ruby ring, crafted in 18K white gold, centered by a natural ruby weighing 3.03 carats, certified by Bellerophon Gemlab. The ruby is cut in an octagona...

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...

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...

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...

This diamond ring is offered by Shreve, Crump & Low. This 3.05 carat GIA Certified D SI1 cushion cut diamond measuring 10.07 x 7.92 x 5.20 mm is custom set in a handcrafted platinum ...

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...

This magnificent GIA certified 3 carat round diamond solitaire engagement ring exudes timeless elegance and sophistication. The centerpiece of this stunning piece is a brilliant roun...

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...

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...

This 18K yellow gold and platinum ring is a striking statement of color and craftsmanship, centered around a beautifully unique fancy-colored diamond. At its heart is a 3.20 carat ov...

Elegant Rose Gold ring featuring a 3 carat cushion modified brilliant natural diamond as the center stone. The center diamond is graded G color and VS2 clarity, offering a bright and...

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 ...

An exquisite GIA certified 3 carat diamond with internally flawless clarity the highest grade of pureness and e color practically the best you can get. Diamonds like this are consi...

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 ; mounting into the pictured solitaire ring available upon request. Unmistakably rare and crafted by nature, this GI...

3.2mm 22 Karat gold ring with oval brilliant cut natural ruby 3.04ct GIA certed . handmade in Notting Hill London by renowned British jewellery designer Malcolm Betts. This is very b...

Presenting a stunning Old European Brilliant & Baguette Cut Diamond Engagement Ring. This elegant ring has a dazzling Natural Old European Cut diamond, which boasts a weight of 3 ca...

This refined platinum ring showcases a beautifully balanced design, centered around a striking cushion cut diamond. The center stone weighs 3.02 carats and is certified by GIA as K c...

This classic platinum solitaire ring showcases a striking round brilliant cut diamond weighing 3.20 carats. Certified by GIA as E color and I1 clarity, the diamond faces up beautiful...