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Platinum Three-Stone Rings

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Metal: Platinum
Gemstone: Sapphire
Shreve, Crump & Low 12.38 Carat Blue Sapphire Sapphire and Diamond Platinum Ring
Located in Boston, MA
This sapphire and diamond 3-stone ring is offered by Shreve, Crump & Low. This blue oval cut sapphire is custom set in a handcrafted Shreve, Crump & Low one-of-kind platinum ring, c...
Category

2010s American Platinum Three-Stone Rings

Materials

Diamond, Blue Sapphire, Platinum

Late Art Deco 0.50 Carat Sapphire and Diamond Three-Stone Ring, circa 1930s
Located in London, GB
A lovely blue sapphire sits between two diamonds in this late art deco three stone ring. The carre cut blue sapphire is 0.50 carat. To either side of the sapphire is a 0.20 carat tra...
Category

1930s Unknown Art Deco Vintage Platinum Three-Stone Rings

Materials

Diamond, Sapphire, 18k Gold, Platinum

GIA Certified 3.36 Carat Blue Sapphire 3-Stone Ring
Located in New York, NY
Mounted in handmade custom design setting featuring Platinum 950, 1 row of diamonds on the shank and hidden halo under each stone Setting features exceptional pave work, delicate yet...
Category

2010s American Modern Platinum Three-Stone Rings

Materials

Blue Sapphire, Platinum

Art Deco Platinum Ring with 2.60ct Colombian Emerald, 2.5ct Sapphire, Diamonds
Located in Antwerp, BE
Unique art deco Platinum ring with colombian emerald, cabochon sapphires and diamonds Emerald: beautiful Columbian emerald, ca. 2.60 Cts Sapphire: Cabochon sapphires of exceptiona...
Category

20th Century Art Deco Platinum Three-Stone Rings

Materials

Diamond, Emerald, Sapphire, Platinum

6.01 Carat Square Emerald Cut Orange Sapphire and Diamond Ring
Located in New York, NY
6.01 carat square emerald cut orange sapphire with tapered emerald cut diamonds .89 carats set in a platinum ring. Ring is currently a size 7. Resiz...
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

White Diamond, Sapphire, Diamond, Platinum

Natural Oval Blue Sapphire & Diamond Ring in Handmade Platinum Mounting 7.11 CT
Located in Carmel-by-the-Sea, CA
This is a gorgeous natural cornflower blue sapphire and diamond ring designed in a handmade custom solid platinum mounting. T...
Category

2010s American Platinum Three-Stone Rings

Materials

Diamond, Blue Sapphire, Platinum

Rachel Koen Platinum Blue Cushion Cut Sapphire Diamond Engagement Ring
Located in New York, NY
A darling and delicate, traditional style, newly made estate-style Blue Sapphire engagement ring crafted in platinum. The ring centers one bright pure Blue cushion cut...
Category

2010s American Modern Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

Emilio Jewelry 5.07 Carat Certified Ceylon Sapphire Diamond Ring
Located in New York, NY
This amazing ring is unique and well thought out before Emilio designed it! Most women today want a ring that is striking, yet humble enough to wear to perform everyday errands. This...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Sapphire, Platinum

Peter Suchy 1.52 Carat Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Sapphire and diamond engagement ring. 1.52 oval sapphire in a platinum three stone setting with two princess cut side diamonds. AGL certified. bright medium periwinkle blue sapphire....
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

GIA Certified 2.07 Carat Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Orange Sapphire and diamond three-stone engagement ring. GIA certified cushion cut center sapphire with two tapered baguette side diamonds in a three-stone platinum setting. circa 19...
Category

Early 20th Century Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Yellow Sapphire, Platinum

Peter Suchy AGL Certified 1.29 Carat Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Vintage step cut blue sapphire and diamond engagment ring. AGL certified emerald step cut center stone set in a platinum three-stone setting with 2 em...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

Peter Suchy GIA 1.91 Carat Blue Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Sapphire and diamond three-stone engagement ring. GIA Certified natural no heat center sapphire with two round accent brilliant cut diamonds in a platinum setting from the Peter Such...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

GIA 2.41 Carat Green Blue Oval Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Blue and green sapphire and baguette engagement ring. This unique GIA certified oval center sapphire, is blue at both ends of the...
Category

Late 20th Century Platinum Three-Stone Rings

Materials

Green Sapphire, Blue Sapphire, Diamond, Sapphire, Platinum

Pink Sapphire Diamond 3-Stone Ring
Located in Bal Harbour, FL
Three perfect ovals, expertly mounted in platinum, make up this classic ring. Vivid pink sapphire: 5.57cts Oval diamond GIA certified D color VS1 clar...
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

Diamond, Pink Sapphire, Platinum

Purple 3.23 Carat Sapphire 2 Diamond Engagement Ring
Located in Santa Barbara, CA
A passionately beautiful purple sapphire engagement ring in an elegant 3 stone setting. Taking center stage is a 3.23 carat captivatin...
Category

1980s Neoclassical Vintage Platinum Three-Stone Rings

Materials

Purple Sapphire, Diamond, Sapphire, Platinum

H&H GIA Cert 1.02 Carat Square Emerald Cut Diamond Ring 2 Assher Blue Sapphires
Located in Miami, FL
H&H GIA Cert 1.02 carat Square Emerald Cut Diamond Ring 2 Assher Blue Sapphires A Platinum engagement ring with 1.02 ct square Emerald cut diamond, G-VS2 (GIA cert# 12243899) prong-...
Category

2010s Modern Platinum Three-Stone Rings

Materials

Diamond, Blue Sapphire, Platinum

26.14 Carats Emerald Cut Ceylon Blue Sapphire & Diamond Engagement Ring
Located in New York, NY
Elegantly made and rare three stone engagement ring showcasing a color-rich emerald cut heated blue sapphire weighing 26.14 carats, flanked by step-cut trapezoid diamonds weighing 1....
Category

21st Century and Contemporary American Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

1.61 Carat Padparadscha Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Pink Padparadscha Sapphire and diamond engagement ring. Cushion cut GIA certified center sapphire in a platinum three-stone setting with 2 round side diamonds. Small interior inclusi...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Pink Sapphire, Sapphire, Padparadscha Sapphire , Platinum

Peter Suchy 3.91 Yellow Pink Sapphire Platinum Gold Three-Stone Engagement Ring
Located in Stamford, CT
Cushion cut light yellow sapphire and two bright pink half moon sapphires. 3.91ct sapphire center stone, with tow pink sapphire accent diamonds in a thre...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Sapphire, Pink Sapphire, Yellow Sapphire, Gold, 18k Gold, Yellow Gold, P...

GIA 2.79 Carat Natural Sapphire Diamond Three-Stone Platinum Engagement Ring
Located in Stamford, CT
Natural antique cushion cut bluish violet Sapphire and diamond three-stone platinum ring. GIA certified natural sapphire center stone, no enhancements. 2 Emerald step cut accent diam...
Category

Early 20th Century Unknown Platinum Three-Stone Rings

Materials

Sapphire, Blue Sapphire, Diamond, Platinum

Art Deco Three-Stone Diamond and Bullet Cabochon Sapphire Ring
Located in Narberth, PA
A absolutely stunning diamond and sapphire 3-stone ring from the Art Deco (ca1920s) era! Crafted in platinum, this fabulous piece features a bold 3-stone design comprised of two diam...
Category

1920s Art Deco Vintage Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

16.79 Carat Cushion-Cut Yellow Sapphire and Diamond Ring in Platinum
Located in Houston, TX
Three-stone ring composed of platinum and 18K yellow gold. The ring features a 16.79 carat cushion cut yellow sapphire. The sapphire is accompanied by a GIA report, stating the sto...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Yellow Sapphire, Sapphire, 18k Gold, Platinum

2.38 Carats No-Heat Blue Sapphire and Diamond Three-Stone Engagement Ring
Located in New York, NY
Features a gorgeous 2.38 carats oval cut natural sapphire that GIA certified as Blue in color with no indications of heating on the stone. Flanked by a bullet cut diamond...
Category

21st Century and Contemporary American Modern Platinum Three-Stone Rings

Materials

Blue Sapphire, Diamond, Platinum

Peter Suchy GIA 3.52 Carat Diamond Sapphire Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Pink Sapphire and Diamond Platinum three-stone engagement ring. GIA certified Old European cut center Diamond beautifully accented by two natural purplish pink round Sapphires. Set i...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Pink Sapphire, Platinum

GIA Certified 4.20 Carat Pear Shape blue sapphire Ring in Platinum.
Located in Brooklyn, NY
GIA Certified 4.20 Carat blue sapphire ring in platinum with two side tapper diamond 0.30 carat. Sapphire is UNHEATED - very deep blu...
Category

1990s Thai Platinum Three-Stone Rings

Materials

Blue Sapphire, Platinum

1.39 Carat GIA Certified Old Mine Diamond Sapphire Platinum Engagement Ring
Located in New York, NY
Made of platinum, this ring is centered with a sparkling GIA certified old mine brilliant cut diamond that weighs 1.39ct. graded K color with VS2 clarity. The center diamond is flank...
Category

20th Century Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

Peter Suchy GIA Purple Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Peter Suchy natural no heat GIA certified purplish pink oval Sapphire set in a three-stone platinum setting with two oval side diamonds. Platinum 1 oval purplish pink Sapphire, app...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Sapphire, Diamond, Purple Sapphire, Pink Sapphire, Platinum

1.00 Carat Round Sapphire Baguette Diamond Three-Stone Platinum Engagement Ring
Located in Stamford, CT
1.00ct round Royal blue Sapphire in a classic three-stone platinum setting with 2 baguette side diamonds. 1 round deep Royal blue Sapphire, approx. total weight 1.00cts, 5.9mm, sim...
Category

Late 20th Century Platinum Three-Stone Rings

Materials

Sapphire, Blue Sapphire, Diamond, Platinum

Peter Suchy GIA 5.69 Carat Purple Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Sapphire and diamond three-stone engagement ring. Impressive, dark pink and purple GIA certified 5.69ct Antique cushion cut center sapphire, set in a three-stone platinum handmade eight prong setting, made specifically for these stones. The sapphire is enriched by two near colorless trilliant side...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Purple Sapphire, Platinum

GIA 2.86 Carat Oval Green Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Green Sapphire Diamond Platinum engagement ring. The center stone is a GIA rich blue and green oval sapphire mounted in a platinum setting that is adorned with on pear shaped white d...
Category

Late 20th Century Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Green Sapphire, Platinum

5.08 Carat Emerald Cut Blue Sapphire and Diamond Ring
Located in New York, NY
5.08 carat emerald cut blue sapphire with trapezoid diamonds .81 carats set in a platinum ring. Size 7.
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

Emilio Jewelry 4.24 Carat Vivid Blue Sapphire Diamond Ring
Located in New York, NY
Emilio Jewelry 4.24 Carat Vivid Blue Sapphire Diamond Ring This amazing ring is unique and well thought out before Emilio designed it! Most women today want a ring that is striking,...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

Peter Suchy GIA Round Diamond Sapphire Platinum Engagement Three-Stone Ring
Located in Stamford, CT
Peter Suchy custom made diamond and sapphire engagement ring with a bright white sparkly center Diamond and 2 pear shaped bright blue Sapphires side diamonds in a simple but very dif...
Category

2010s Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Emilio Jewelry Certified 7.46 Carat Round Sapphire Diamond Ring
Located in New York, NY
This amazing ring is unique and well thought out before Emilio designed it! Most women today want a ring that is striking, yet humble enough to wear to perform everyday errands. Thi...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

White Diamond, Blue Sapphire, Sapphire, Diamond, Platinum

Edwardian Natural Unenhanced Sapphire Diamond Ring, circa 1905
Located in London, GB
Edwardian sapphire and diamond ring. Set with a cushion shape old cut natural unenhanced sapphire to centre in an open back rubover millegrain sett...
Category

Early 1900s Edwardian Antique Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

AGL Certified 1.41 Carat Round Blue Sapphire Diamond Platinum Ring
Located in New York, NY
Beautiful Blue Sapphire Ring. The ring is Platinum. The Blue Sapphire is Round 1.41 Carat. The stone is AGL Certified, The stone is Heated. There are 0.40 Carat Diamonds F VS The rin...
Category

21st Century and Contemporary American Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Peter Suchy GIA 3.48 Carat Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Oval natural untreated color change sapphire and diamond ring. Changes from blush violet to purple depending on light. GIA certi...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

7.23 Carat Unenhanced Royal Blue Burmese Sapphire and Diamond Ring, circa 1960s
Located in London, GB
Natural Royal Blue Burmese sapphire and diamond ring. Set with a cushion shape old cut natural unenhanced Royal Blue Burmese sapphire to ce...
Category

1960s Vintage Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

GIA 0.88 Carat Diamond Sapphire platinum Engagement Ring
Located in New York, NY
This platinum ring is centered with a sparkling GIA certified round cut diamond that weighs 0.88ct. graded I color with VS1 clarity. The center stone is flanked by two pear shaped sa...
Category

20th Century Platinum Three-Stone Rings

Materials

Blue Sapphire, Diamond, Platinum

4.01 Carat Emerald Cut Blue Sapphire and Diamond Ring
Located in New York, NY
4.01 carat emerald cut blue sapphire with trapezoid diamonds .57 carats set in a platinum ring. Size 7. Free resizing included to your finger size.
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

4.95 Carat Oval Cut Natural No Heat Purple Pink Sapphire Three Stone Engagement
Located in New York, NY
Well crafted three stone engagement ring showcasing a natural color-rich 4.95 carat no heat purple pink sapphire gemstone, VVS in clarity. Set on a four prong 18k yellow gold basket,...
Category

21st Century and Contemporary American Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Pink Sapphire, Yellow Gold, 18k Gold, Platinum

Peter Suchy GIA 5.65 Carat Octagon Sapphire Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Octagonal step cut three-stone Sapphire engagement ring. Natural color no heat no enhancements and GIA certified center stone. Very light blue with good brilliance. Fine bright blue ...
Category

2010s Platinum Three-Stone Rings

Materials

Blue Sapphire, Sapphire, Platinum

2.52 Carat Emerald Cut Yellow Sapphire and Diamond Ring
Located in New York, NY
2.52 carat emerald cut yellow sapphire with tapered emerald cut diamonds .27 carats set in a platinum with 18k yellow gold ring. This ring ...
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

Yellow Sapphire, Diamond, White Diamond, Yellow Gold, Platinum

2.11 Carat Cushion Blue Sapphire and Diamond Ring
Located in New York, NY
2.11 carat cushion blue sapphire with pear shape diamonds .49 carats set in a platinum ring. Size 7.
Category

2010s Sri Lankan Contemporary Platinum Three-Stone Rings

Materials

White Diamond, Blue Sapphire, Platinum

Emilio Jewelry Certified 3.98 Carat Ceylon Sapphire Diamond Ring
Located in New York, NY
This beautiful Diamond Sapphire ring was crafted in luxurious Platinum. This ring is adorned with a baby blue Color; A 3.36 Carat ceylon Sapphire set in the cetner Measuring approx 8...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

Diamond Calibrated Sapphire Ring
Located in Geneva, CH
Diamond (Three main diamond about 2.00 carat total) surrounded by calibrated sapphire on platinum ring. Gross weight: 8.25 grams.
Category

20th Century British Art Deco Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

3.16 Carat Emerald Cut Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Original 1920's distinctive Art Deco Ceylon Sapphire diamond engagement ring. AGL certified emerald cut 3.16ct center sapphire. Set in a platinum three-stone setting with two matchin...
Category

Early 20th Century Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Peter Suchy AGL Certified 2.67 Carat Pink Sapphire Diamond Platinum Ring
Located in Stamford, CT
Pink purple sapphire and diamond three-stone engagement ring. AGL certified natural no heat estate cushion pink purple 2.67 carat center sapphire set into a custom-made platinum clas...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Pink Sapphire, Platinum

Emilio Jewelry Certified 8.54 Carat Cushion Sapphire Diamond Platinum Ring
Located in New York, NY
Emilio Jewelry Certified Cushion Sapphire Diamond Platinum Ring This amazing ring is unique and well thought out before Emilio designed it! Most women today want a ring that is stri...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

13.60 Carat Natural Aquamarine Sapphire Platinum Three-Stone Cocktail Ring
Located in Stamford, CT
13.60 emerald cut aquamarine center stone with two emerald cut sapphires in a platinum cocktail setting. 1 natural Emerald cut untreated natural bright greenish blue Aqua, approx. t...
Category

Mid-20th Century Platinum Three-Stone Rings

Materials

Aquamarine, Blue Sapphire, Sapphire, Platinum

Peter Suchy 2.83 Carat Sapphire Diamond Gold Platinum Engagement Ring
Located in Stamford, CT
Peter Suchy bright blue oval Sapphire diamond three stone engagement ring with a handmade 18k yellow gold and Platinum settings with 2 bright sparkly pear shape Diamonds. GIA certifi...
Category

21st Century and Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Blue Sapphire, Gold, 18k Gold, Yellow Gold, Platinum

3.21 Carat Oval Pink Sapphire and Diamond Ring
Located in New York, NY
3.21 carat oval pink sapphire with half moon diamonds .36 carats set in a platinum ring. Ring is currently a size 7. Resizing to your finger size is included.
Category

2010s Contemporary Platinum Three-Stone Rings

Materials

White Diamond, Pink Sapphire, Diamond, Platinum

5.65 Carat Square Emerald Blue Sapphire and Diamond Ring
Located in New York, NY
5.65 carat square emerald blue sapphire with heart shape diamonds .58 carats set in a platinum ring Size 7.
Category

2010s Sri Lankan Contemporary Platinum Three-Stone Rings

Materials

Diamond, Emerald, White Diamond, Blue Sapphire, Platinum

3.21 Carat Emerald Cut Orange Sapphire and Diamond Ring
Located in New York, NY
3.21 carat emerald cut orange sapphire with tapered radiant cut diamonds .63 carats set in a platinum ring. Ring is currently a size 7. Resizing to ...
Category

2010s Contemporary Platinum Three-Stone Rings

Materials

Diamond, Sapphire, White Diamond, Platinum

5.96 Carat Radiant Cut Pink Sapphire and Diamond Ring
Located in New York, NY
5.96 carat radiant cut pink sapphire with antique square diamonds 1.00 carats set in a platinum Ring. Size 7
Category

2010s Sri Lankan Contemporary Platinum Three-Stone Rings

Materials

Pink Sapphire, White Diamond, Platinum

1.29 Carat Cushion Padparadscha Sapphire and Diamond Ring
Located in New York, NY
1.29 carat cushion padparadscha sapphire (NH) with half moon diamonds .35 carats set in a platinum ring. This ring is currently a size 7. We will resize to your finger size without ...
Category

2010s American Contemporary Platinum Three-Stone Rings

Materials

White Diamond, Sapphire, Diamond, Padparadscha Sapphire , Platinum

7.06 Carat Purple Sapphire Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
Natural color change 7.06ct cushion cut Sapphire and diamond engagement ring. GIA certified to change color from violet to purple in different light. Accented with 2 antique cushion ...
Category

21st Century and Contemporary Unknown Platinum Three-Stone Rings

Materials

Purple Sapphire, Diamond, Sapphire, Platinum

J. Birnbach Sapphire and Old European Cut Diamond Ring
Located in New York, NY
This antique from the J. Birnbach vault features a vibrant, blue sapphire = 1.84 cts & a pair of Old European cut diamond side stones = 2.20 ctw (approximately) of H-I color and SI c...
Category

20th Century American Platinum Three-Stone Rings

Materials

Diamond, Sapphire, Platinum

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