Platinum Three-Stone Rings

Antique Diamond Ring Platinum Circa 1920s Experience the timeless elegance of the 1920s with this stunning Art Deco masterpiece. This exquisite ring features a classic three-ston...

Three Stone Engagement Ring Platinum Stamped Makers Mark CJS Made 2025 Celebrate your love with this exquisite modern handmade engagement ring, featuring a stunning three-stone d...

Vintage Emerald & Diamond Trilogy Ring 18ct Gold & Platinum Stamped Circa 1970s This stunning trilogy ring from the 1970s is a true vintage beauty. The ring is crafted in...

5.35 CTW Sapphire and Diamond Three-Stone Ring in Platinum and 18K Yellow Gold Striking and elegant, this three-stone ring features a 4.55-carat oval blue sapphire held in a platinu...

Antique Emerald & Diamond Trilogy Ring 18ct Gold & Platinum Stamped Circa 1920s This stunning trilogy ring from the 1920s is a true vintage beauty. The ring is crafted in...

A beautiful ring featuring a 0.23 Carat Natural Paraiba Tourmaline and 0.43 Carats of Diamond Accents made in Platinum. Paraiba Tourmalines were only discovered 30 years ago in the B...

Vintage Emerald & Diamond Trilogy Ring 18ct Gold & Platinum Stamped Circa 1920s This stunning trilogy ring from the 1920s is a true vintage beauty. The ring is crafted in 18ct ye...

Three stones Diamond and Blue Sapphires Ring hand - made ca. 1910s - 1920s.This design with secure bezel clusters is perfect for everyday/ permanent wear. Likely British, ca. first...

A beautiful Ring made in Platinum featuring a 1.02 Carat Natural Ruby and 0.34 Carat Diamond accents. Rubies are referred to as "Ratnaraj" in Sanskrit meaning the King of Gems. Early...

Natural Colombian Emerald and diamond three stone Ring This Colombian emerald has a beautiful combination of color and tone. The emerald is 70% primary green color with a medium inte...

Three Stone Cluster Ring in solid 18K set with octagon cut natural Blue Sapphire accented with 2 old European cut Diamonds in Platinum settings. This sturdy Art- Deco inspired design...

Beautiful Three - stones Ring hand - made in 1918. In finest used condition after 106 years of existence :) Band with plain shoulders in solid 18ct Yellow Gold crown featuring plati...

Platinum 6.72 Carat Heated Ceylon Sapphire & Diamond Ring An elegant vintage-inspired platinum ring featuring a striking 6.72-carat oval Ceylon sapphire, beautifully accented by...

Some rings glow softly. Royal Ember radiates like a sovereign flame. At its heart rests a commanding 5.04‑carat Vivid Red Burmese ruby, certified by GRS, glowing with the unmistakab...

Three - stones Ring with bezel set natural Blue Sapphire stone square cut 4 mm x 4 mm x 1.8 mm deep / ca. 0.5 ct. and two prong set old diamond cut natural Diamonds Ø 2 mm / ca. 0.06...

Elegant Platinum ring featuring a 9.6 carat cushion modified brilliant natural diamond as the center stone. The center diamond is graded K color and SI1 clarity, offering a bright an...

Antique Emerald & Diamond Trilogy Ring 18ct Gold Stamped Circa 1920s This stunning trilogy ring from the 1920s is a true vintage beauty. The ring is crafted in 18ct yellow gold a...

Elegant White Gold ring featuring a 8.1 carat cushion brilliant natural diamond as the center stone. The center diamond is graded F color and VVS1 clarity, offering a bright and live...

Old Ruby and Diamonds Ring hand - made in ca. 1920s- 1930s. Swedish, hallmarked 18K, maker's, Stockholm, year marks not present because of sizing done in the past. Band in solid 18 ...

Elegant Platinum ring featuring a 3 carat emerald cut natural diamond as the center stone. The center diamond is graded E color and VS2 clarity, offering a bright and lively appearan...

Elegant Two-Tone ring featuring a 2 carat oval modified brilliant natural diamond as the center stone. The center diamond is graded Fancy Light Yellow color and VS1 clarity, offering...

Vintage Emerald & Diamond Trilogy Ring 18ct Gold & Platinum Circa 1950s This stunning trilogy ring from the 1950s is a true vintage beauty. The ring is crafted in 18ct yellow gold...

Here we have a classically styled three-stone diamond ring taken from the Edwardian period. This platinum piece features three round faceted old European cut diamonds in a single lin...

Elegant Platinum ring featuring a 3.06 carat heart modified brilliant natural diamond as the center stone. The center diamond is graded Fancy Pink color and SI1 clarity, offering a b...

This elegant three-stone ring centers a pear-shaped natural ruby of Burma (Myanmar) origin weighing 1.70 carats, measuring 8.52 × 5.75 × 3.81 mm. The ruby is confirmed by GIA as natu...

Elegant Platinum ring featuring a 6.6 carat octagonal step cut natural emerald as the center stone. The center emerald displays a green color. The GIA report states minor clarity enh...

Estate GIA 3.22ctw Natural YELLOW Radiant Cut Diamond 3 Stone 18K Gold Vintage Ring The Ultimate Luxury, A SUPER RARE Find for any Diamond Lovers or Rare Gems Collectors! More rare ...

Stunning natural oval Ceylon blue sapphire three stone ring ring with natural half-moon diamonds, accented with a beautiful double row of diamonds down the shank. All three stones GI...

Beautiful Antique Art Deco Tiffany and Co 18K Gold Blue Diamond Three Stone Ring - GIA. This gorgeous Art Deco Tiffany and Co blue diamond three stone ring is crafted in 18k yellow g...

Exuding timeless sophistication, this exquisite three-stone ring showcases a magnificent 4.77-carat octagonal step-cut Colombian green emerald, officially certified by the GIA. The v...

Old cluster ring hand - made in 1913. Classic combination of high graded Gold, Platinum and Diamonds. Platinum on Gold openwork crown with 3 diamond s...

An exceptional natural sapphire and diamond three stone ring, centered by a magnificent 10.08 carat natural Sri Lankan sapphire, accompanied by a GRS GemResearch Swisslab report. Th...

An exceptional three stone ring centered by a 3.11 carat natural ruby from Mozambique, accompanied by a GRS GemResearch Swisslab report confirming its natural origin and stating no i...

Old Finish Ring with 3 old European cut Diamonds, band in solid 18K Yellow Gold with Platinum clusters. Finish partially visible hallmarks, 750, maker's. Engraved with date 26.4.193...

Elegant White Gold ring featuring a 7.3 carat emerald cut natural diamond as the center stone. The center diamond is graded Fancy Yellow color and Internally Flawless clarity, offeri...

Elegant Platinum ring featuring a 4.1 carat cushion modified brilliant natural diamond as the center stone. The center diamond is graded E color and VVS2 clarity, offering a bright a...

Trilogy Ring 18ct Yellow Gold & Platinum Stamped Circa 2000 A beautifully elegant example of a three stone crossover ring Hallmarked 2004 and is crafted in luxurious 18ct yellow ...

Elegant Platinum ring featuring a 4.4 carat emerald cut natural diamond as the center stone. The center diamond is graded E color and Internally Flawless clarity, offering a bright a...

A breathtaking signed Tiffany & Co. antique engagement ring from the Edwardian era, and one of the most romantic three-stone configurations imaginable. A luminous natural pearl, ...

Three stones Ring with crown top in Platinum on 18K Yellow Gold Ring featuring old European diamond cut Diamonds. Largest in the center Ø 3.5 mm / 0.17 ct and two on its flanks Ø 3.2...

An exceptional three stone diamond ring showcasing a magnificent 4.13 carat Oval Brilliant natural diamond, accompanied by its GIA Natural Diamond Grading Report. The impressive cen...

A beautiful ring featuring a GRS Certified 3.02 Carat Natural Royal Blue Sapphire and 0.14 Diamond Accents made in Platinum. Sapphires have extraordinary durability - they excel in h...

A stunning, fine and impressive antique 2.11 carat opal and 0.61 carat diamond, platinum ring; part of our collection of gemstone engagement rings. This stunning, fine and impressiv...

This striking platinum and 18K yellow gold three-stone ring centers on a magnificent 5.15 carat radiant cut Fancy Yellow diamond, graded VS1 clarity by GIA. The radiant cut combines ...

Handmade in New York City, this platinum ring features a natural rare 1.70ct fancy purplish pink cushion cut diamond with a sweet and saturated pink hue and VS2 clarity, set in rose ...

Stunning natural vivid green Brazilian emerals three stone ring ring with natural trapezoid diamonds, accented with a beautiful double row of diamonds down the shank. All three stone...

This platinum three-stone ring is a refined and distinctive design centered around an elegant marquise cut diamond. At its heart is a beautiful 2.16 carat step-cut marquise cut diamo...

A distinguished three-stone ring centered by a fine 5.81-carat oval-shape sapphire with a lushious cornflower-blue color. Certified by the GIA as natural and untreated (no heat) maki...

Beautiful Antique Edwardian 18K Gold Platinum Old Mine Diamond Three Stone Ring. This beautiful Edwardian old mine diamond three stone ring is crafted in 18k yellow gold and platinum...

Platinum Weight 4.6g Art Deco Diamond Ring This ring is crafted in platinum. The design features three old mine cut diamonds totaling approximately 1.2 carats, set in a geometric ar...

This platinum three-stone ring is an elegant and distinctive design centered around a beautifully proportioned antique pear-shaped diamond. At its heart is a 3.00 carat antique pear-...

Centering an oval cut ruby weighing approximately 1.07 carats - transparent medium purplish red Natural Madagascar in origin with minor heat treatment residues Bezel set and flanked ...

Elegant Platinum ring featuring a 9.18 carat emerald cut natural diamond as the center stone. The center diamond is graded F color and VS2 clarity, offering a bright and lively appea...

An exceptional and highly important natural Colombian emerald and diamond ring, centered by a magnificent 18.35 carat natural emerald, accompanied by a GRS GemResearch Swisslab repor...

An elegant and timeless engagement ring by Harry Winston, showcasing the house’s signature refinement and precision craftsmanship. At the center is a 1.10 carat radiant cut diamond,...

This platinum three-stone ring is an extraordinary statement of elegance, centered around a magnificent 10.01 carat oval cut diamond of exceptional presence. Certified by GIA and gra...

Beautiful Antique Art Deco Platinum Old European Diamond Sapphire Three Stone Ring. This incredible antique Art Deco old European diamond and sapphire three stone ring is crafted in ...

An exceptional and highly collectible three-stone ring by Tiffany & Co., centered around a rare and vividly saturated Burmese ruby of remarkable quality. The ring features a nat...

a magnificent Paraíba tourmaline ring against the backdrop of its official certification. The central focus is a high-resolution image of the ring, which features a large, cushion-cu...

This refined Tiffany & Co. toi-et-moi ring exemplifies early 20th-century elegance, pairing a Colombian step-cut emerald with a square step-cut diamond. Set in platinum with deli...