Platinum Three-Stone Rings

Authentic antique five - stone graduated half -hoop ring from ca 1890s- 1910s of timeless elegance in mixed -metal design that blends classic historical charm and rare gems. Layout o...

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...

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...

Vintage Emerald & Diamond Crossover Ring 18ct Gold & Platinum Circa 1940s This stunning trilogy crossover ring is a beautiful representation of vintage jewellery from the ...

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

The old mine cut diamonds in this ring are super sparkly. The central diamond measures 30 and the two smaller ones measure 20pts each. Modelled in 18 carat gold. Ring Size: N or 6...

This three-stone ring is centered on a 3.00 carat cushion cut pink sapphire from Madagascar, certified by GIA. The sapphire shows a vivid, saturated pink and is flanked by two GIA ce...

--Stone(s):-- (1) Natural Genuine Padparadscha Sapphire - Round Cut - Multi Prong Set - Bright Lively Light Pink-Orange - Some Natural Inclusions - No Heat - Ceylon - 3.01ct (exact) ...

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...

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...

Simply Beautiful! A Vintage 3 Stone Baguette Diamond Platinum Trilogy Band Ring. Symbolizing the past, present, and future. Hand set with .30tcw Baguette Diamonds in Hand-crafted Pla...

From Emilio Jewelry New York located in the Gia Building, Exceptional 7.00+ Carat Natural Burma Pigeon Blood Red Ruby — No Heat — SSEF Exceptional Ruby Appendix An extraordinary tre...

Antique Diamond Ring 18ct Yellow Gold & Platinum Tested Circa 1910 This gorgeous Edwardian ring is a perfect blend of elegance and charm. The open-work design of the ring is set ...

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...

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...

Gia Certified Fancy Vivid Yellow Diamond 8.00 Carat Ring.

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...

Art - Deco period three stones Ruby and Diamonds Ring hand- made in 1937. This design with secure claw and bezel clusters is perfect for everyday/ permanent wear. Swedish hallmarks ...

A verdant Art Deco-style emerald and diamond vintage trinity engagement ring. Having a commanding presence of nearly 4 carats and a color of green not seen very often. Very lush and ...

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 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...

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 ...

Discover timeless elegance with this exquisite Antinori di Sanpietro ring, crafted in lustrous platinum. It showcases a magnificent approximately 6 carat natural oval brilliant diamo...

Fine Natural Demantoid Garnet & Baguette Cut Diamond 900 Platinum Three Stone Ring. 2.74 Carat total. This beautifully made ring features a fine quality 2.08ct oval cut demantoid ga...

An extraordinary diamond ring by Harry Winston, showcasing an impressive 11.07-carat round brilliant-cut diamond of remarkable presence and brilliance. Set in platinum, the magnifice...

10.06 Carat GRS Certified Burmese Mogok No Heat Ruby Three-Stone Diamond Ring An exceptional and impressive 10.06-carat natural Burmese ruby and diamond three-stone ring, featuring ...

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...

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 platinum diamond ring, elegantly crafted and set with natural diamonds, offering a classic 3 stone timeless sparkle. Perfect for everyday wear or as a meaningful gift. ...

Vintage Tiffany & Co Deep Red Ruby And Diamond Platinum And 18k Gold Three Stone Ring This classic three stone ring features a deep red 4mm round cut ruby with top colour. This ston...

Diamond 3 Stone Crossover Ring 18ct Gold & Platinum Stamped Circa 1920’s Pretty Antique Engagement Ring. Set with Three Diamonds in an Ill...

--Stone(s):-- (1) Natural Genuine Tanzanite - Oval Cut - Prong Set - Rich Violetish Blue - Top Color - 6ct (approx.) ** See Certification Details Below for Complete Info ** (2) Natur...

Elegant Platinum ring featuring a 3.02 carat heart modified brilliant natural diamond as the center stone. The center diamond is graded Fancy Purplish Pink color and VS2 clarity, off...

An extraordinary and exceptionally rare 6.13 carat natural Burmese ruby and diamond cocktail ring, showcasing a magnificent oval shaped ruby originating from the legendary Mogok mine...

Elegant Platinum ring featuring a 7.59 carat cushion-shape/mixed cut natural blue sapphire as the center stone. The sapphire is of West Africa origin. The stone shows no indications ...

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...

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...

Of timeless & visually striking three-stone “trinity” design this vintage handmade piece features 3 Natural Earth-Mined Art-Deco period - c1930’s diamonds crafted with refined ele...

Elegant Platinum ring featuring a 9.05 carat pear brilliant natural diamond as the center stone. The center diamond is graded D color and Internally Flawless clarity, offering a brig...

Elegant Platinum ring featuring a 28.85 carat emerald cut natural diamond as the center stone. The center diamond is graded D color and Flawless clarity, offering a bright and lively...

Elegant Platinum ring featuring a 10.01 carat emerald cut natural diamond as the center stone. The center diamond is graded G color and VS1 clarity, offering a bright and lively appe...

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...

Beautiful 3-stone ring by designer Oscar Heyman. Platinum split shank. 1.19ct oval ruby. 2 oval side diamonds, approximately .20ct each, F color, VS clarity. Finger size 8.5 (can be ...

A GIA Report Certified Madagascar emerald weighing approximately 4.50 carats centers this platinum three-stone ring. The emerald has minor clarity enhancement (F1) and is accompanied...

Elegant White Gold ring featuring a 11.34 carat oval natural blue sapphire as the center stone. The sapphire is of Sri Lanka origin. Treatment: No indication of thermal treatment. Ac...

This vibrant blue sapphire is flanked by tapered baguettes for a timeless and classic look. Set in platinum; this would make a beautiful colored stone engagement ring. In very good c...

Le Vian Platinum Natural Blue Sapphire & Diamond Three-Stone Ring GIA Certified Madagascar Sapphire A timeless expression of elegance from Le Vian, this exceptional platinum three-...

--Stone(s):-- (1) Natural Genuine Mahenge Spinel - Cushion Brilliant Step Cut - Clow Prong Set - Vivid Slightly Pinkish GLOWY Red- Eye Clean & Fiery - NO HEAT - Tanzania - 2.57ct...

The diamonds in this ring total 55pts and old European cut and are bright and sparkly. They are held in very subtle platinum claws upon an 18carat gold band. Ring Size: Q or 8 We...

Extraordinary GIA Natural Fancy Green-Blue Heart-Shaped Diamond – Over 2.00 Carats An exceptionally rare treasure of nature, where extraordinary color meets timeless romance. Present...

A glamorous platinum diamond engagement ring by Harry Winston from The One collection. The ring is set to the centre in a four claw mount with a cushion cut diamond weighing 1.76ct, ...

An exceptional 3.55 carat natural Burmese ruby and diamond three stone ring, featuring a magnificent oval shaped ruby of remarkable vivid red color, accompanied by prestigious gemolo...

A striking vintage platinum sapphire and diamond ring, circa 1950s, centered by an impressive 6.24-carat cushion-cut Ceylon sapphire. The sapphire displays a beautiful soft cornflowe...

Elegant Ring in solid 18K Yellow Gold with Platinum clusters holding oval cut natural Rose Red Ruby and 2 brilliant cut Diamonds. Custom made in Sweden, Stockholm, hallmarked 18K. H...

--Stone(s):-- (1) Natural Genuine Sapphire - Oval Cut - Prong Set - Medium Bright Blue - Clean - No Heat - Burma - 2.38ct (exact) ** See Certification Details Below for Complete Inf...

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...

Gaze into the center of this Colombian emerald, and you'll get lost in its jardin, (French for garden) the fine internal character that provides each natural emerald its fingerprint....

This ruby cluster ring holds a central ruby measuring 1.5 carats. The diamond halo totals 48pts. Stones set in platinum. Fully hallmarked London 1971. Ring Size: P 1/2 or 8 Face Di...

Stunning natural emerald cut Ceylon sapphire with emerald cut diamonds three stone ring with natural trapezoid diamonds. All three stones GIA certified. Though this sapphire is of Sr...

This vintage three-stone ring is crafted in platinum 900 and centered by a 0.90ct emerald accented with diamonds totaling 0.46ctw. The classic three-stone arrangement creates a balan...