Skip to main content
Want more images or videos?
Request additional images or videos from the seller
1 of 5

25 Carat Star Sapphire Cabochon Platinum Diamond Ring

$15,000
£11,468.30
€13,209.16
CA$21,019.60
A$23,466.41
CHF 12,296.04
MX$287,251.84
NOK 156,159.88
SEK 147,238.94
DKK 98,581.34
Shipping
Retrieving quote...
The 1stDibs Promise:
Authenticity Guarantee,
Money-Back Guarantee,
24-Hour Cancellation

About the Item

Platinum cocktail ring, featuring center 25-30cts star sapphire cabochon , measuring 20.6 x 14.7 x 9.5mm, surrounded with approx. 1.90ctw in diamonds. Ring size - 8.25, ring top - 25mm x 23mm. Weight - 20.6 grams.
  • Metal:
  • Stone:
  • Stone Cut:
  • Period:
  • Date of Manufacture:
    20th century
  • Condition:
    Wear consistent with age and use.
  • Seller Location:
    New York, NY
  • Reference Number:
    1stDibs: LU1035311228062

More From This Seller

View All
8 Carat Star Sapphire Cabochon Diamond Platinum Ring
Located in New York, NY
Platinum ring, with approx. 8 carat star sapphire cabochon, with approx. 0.40ctw in side diamonds. Ring size - 4, ring top is 11mm wide. Marked with partially polished off platinum ...
Category

20th Century More Rings

Materials

Diamond, Star Sapphire, Platinum

25 Carat Star Sapphire Diamond Platinum Ring
Located in New York, NY
Platinum cocktail ring, with approx. 25-30ct star sapphire cabochon, surrounded with approx. 2.10ctw in diamonds (emerald cut) . Ring size - 5.75, ring top - 20mm wide. Sapphire meas...
Category

20th Century More Rings

Materials

Diamond, Star Sapphire, Platinum

11.36 Carat Sapphire Cabochon Diamond Platinum Ring
Located in New York, NY
Platinum ring, with center approx. 11.36ct sapphire cabochon, surrounded with approx. 0.70ctw H/VS-Si diamonds. Ring size 6.25 (EU size 52). Top is 18mm wide. Has punchmarks on the s...
Category

20th Century More Rings

Materials

Diamond, Sapphire, Platinum

Spectacular Star Sapphire and Diamond Platinum Ring
Located in New York, NY
Spectacular Star Sapphire and Diamond Halo Cocktail Ring in Platinum Command attention with this breathtaking vintage star sapphire and diamond cocktail ring. At its center is a hig...
Category

20th Century Cocktail Rings

Materials

Diamond, Star Sapphire, Platinum

Platinum 11.50 carat Sapphire Cabochon Diamond Ring
Located in New York, NY
Platinum ring, set with center approx. 11.50 carat oval sapphire cabochon, stone measuring approx. 13.5 x 10.3 x 7.5mm, surrounded with approx. 1.30ctw H/VS -SI diamonds. Ring size 6...
Category

20th Century Dome Rings

Materials

Diamond, Sapphire, Platinum

15.65 Carat No Heat Burma Sapphire Cabochon Gold Ring
Located in New York, NY
18k white gold ring, set with a no heat Burma sapphire cabochon - approx. 15.65ct, measuring approx. 13.45 x 12.83 x 8.4mm. Marked with a gold ...
Category

20th Century More Rings

Materials

Sapphire, Gold

You May Also Like

10.50 Carat Color-Change Star Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
A fine and rare sapphire exhibiting two phenomena, color-change and asterism (star-effect)! The 10.50 carat sapphire has a classic even blue color in white light and changes to a ric...
Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Star Sapphire, Platinum

20.38 Carat Color-Change Star Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
A unique and special gem! It is a large 20.38 carat star sapphire which also has color change, two unique phenomena! The sapphire has a violitish-blue color that changes to a strong...
Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Star Sapphire, Platinum

Antique Platinum No Heat Star Sapphire Statement Ring
Located in New York, NY
This antique platinum ring showcases a mesmerizing unheated star sapphire with a natural, glowing asterism. The striking gem is set in a refined platinum setting, highlighting its un...
Category

20th Century Fashion Rings

Materials

Diamond, Star Sapphire, Platinum

Star Sapphire Diamond Platinum Ring, GIA Certified
Located in Beverly Hills, CA
A lovely strongly colored star sapphire takes center stage! It weighs 4.70 carats while having a rich intense reddish-purple color. Adding to that the sapphire has a strong 6-rayed s...
Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Star Sapphire, Platinum

5.01 Carat Gem Star Sapphire Diamond Halo Platinum Ring
Located in Beverly Hills, CA
A very fine example of a blue star sapphire. It weighs 5.01 carats and has the most amazing gem blue color. Adding to that, it has a strong 6-rayed star when a light hits its stop ad...
Category

21st Century and Contemporary North American Fashion Rings

Materials

Diamond, Star Sapphire, Platinum

Blue Star Sapphire Diamond Platinum Ring
Located in Beverly Hills, CA
A beautiful 3.47 carat star sapphire takes center stage. It has a clean open blue color along with a 6-rayed star when a light hits the top of the stone. It is complemented by 0.90 c...
Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Star Sapphire, Platinum