Skip to main content
Video Loading
Want more images or videos?
Request additional images or videos from the seller
1 of 9

16.30ct No Heat Blue Star-Sapphire 18K Ring in Vintage Platinum & Diamond Halo

$28,750
£21,950.50
€25,363.60
CA$40,359.56
A$44,984.93
CHF 23,602.05
MX$549,339.36
NOK 298,853.27
SEK 282,461.80
DKK 189,299.62

About the Item

16.30 carat GRS certified star-sapphire set in a luxurious combination of platinum and 18K white gold, surrounded by a stunning round cut diamond halo. The center stone has no heat, with a gorgeous asterism (star) effect that dazzles the eyes. Bearing a lavenderish blue color with even distribution. A true gem. Mounted in a vintage art deco platinum mounting with an open lever band and cathedral shank. Item Details: - Type: Ring - Metal: 18K White Gold / Platinum - Weight: 6.31 grams - Setting: Prong - Size: 4 (adjustable to size 6) Center Stone Details: - Type: Sapphire - Carat: 16.30 - Cut: Cabochon - Color: Blue - Treatment: None - Measurements: 14.9 x 10.6 MM Side Stone Details: - Type: Diamond - Cut: Round - Color: E-F - Clarity: VS1-VS2 - Quantity: 40

More From This Seller

View All
6 Carat Royal Blue No Heat Burma Star-Sapphire and Diamond Halo Ring in Platinum
By Gad & Co.
Located in Miami, FL
GRS Certified No Heat Burma 6.03 Carat Cabochon Cut Royal Blue Star Sapphire and Diamond Halo Cocktail Ring. Featuring 12 baguette cut and 20 round c...
Category

2010s Burmese Art Deco Cocktail Rings

Materials

Diamond, Star Sapphire, Platinum

AGL Certified 30 Carat No Heat Ceylon Blue Star Sapphire & Diamond Halo Ring
By Gad & Co.
Located in Miami, FL
Natural 30 Carat no Heat Ceylon Blue Star Sapphire & Diamond Ring In Platinum This unheated star sapphire ring boasts a 30 carat natural blue sapphire center stone with cabochon-ova...
Category

21st Century and Contemporary North American Baroque Revival Cocktail Rings

Materials

Star Sapphire, Diamond, Platinum

9.07 Carat Blue Star Sapphire & Diamond Halo Ring in 18K White Gold
By Gad & Co.
Located in Miami, FL
9.07 Carat Star Sapphire and White Diamond Halo Ring in 18K White Gold. Natural star sapphire cocktail ring. The cabochon-oval sapphire has an asterism star blue phenomenon and car...
Category

21st Century and Contemporary North American Contemporary Cocktail Rings

Materials

Star Sapphire, Diamond, White Gold, 18k Gold, Gold

AGL Certified 16.68 Carat Cabochon Ceylon Blue Sapphire Ring with Diamond Halo
By Gad & Co.
Located in Miami, FL
AGL certified 16.68 carat oval cut natural Ceylon origin Blue Sapphire and Diamond ring. Crafted in 18K white gold, this extraordinary piece showcases a captivating cabochon cut of e...
Category

2010s Sri Lankan Retro Cocktail Rings

Materials

Blue Sapphire, Diamond, White Gold, 18k Gold

GRS Cert 2.56ct No Heat Kashmir Blue Sapphire in Platinum Diamond Halo Ring
By Gad & Co.
Located in Miami, FL
GRS certified no heat 2.56 carat Kashmir Blue Sapphire with double diamond halo ring. Mounted in a vintage bezel set platinum setting. The Blue Sapphire is superbly clean, with a leg...
Category

20th Century Hong Kong Art Deco Cocktail Rings

Materials

Diamond, Blue Sapphire, Platinum

Natural 5 Carat Blue Star Sapphire Ring with Diamond Side Stones in 14K Gold
By Gad & Co.
Located in Miami, FL
14K White Gold Ring, weighing 5 grams, meticulously crafted with a prong setting for a timeless appeal. At the heart of this ring is a mesmerizing 5-carat Round-cut Star Sapphire, r...
Category

2010s North American Art Deco Cocktail Rings

Materials

Diamond, Star Sapphire, 14k Gold, White Gold

You May Also Like

Vintage Gold & Platinum GIA 11.50ctw Star Sapphire w/ Diamond Double Halo Ring
Located in Montclair, NJ
--Stone(s):-- (1) Natural Genuine Star Sapphire - Oval Double Cabochon Cut - Prong Set - Gorgeous Star - Blue Color - No Heat - Ceylon- 10ct (approx.) ** See Certification Details Be...
Category

20th Century Cocktail Rings

Materials

Diamond, Sapphire, Gold, 14k Gold, White Gold, Platinum

38CTS Natural No Heat Blue Star Ceylon Sapphire & Diamond Platinum Ring
Located in Vero Beach, FL
Natural Ceylon Blue Star Sapphire and Diamond Platinum Ring. One Oval Shape Cabochon Blue star sapphire measuring 20.40 x 16.10 x 12.30 mm., weighing approx. 38.86 Carats. America...
Category

Vintage 1940s Unknown Artisan Cocktail Rings

Materials

Diamond, Sapphire, Platinum

GIA 12.95 Carat Unheated Blue Star Sapphire & Diamond Ring in Platinum
Located in La Jolla, CA
GIA Certified 12.95 carats Oval Star Sapphire & Diamond Ring in Platinum Star Sapphire & Diamond Ring features an Oval Shaped Violetish Blue Star Sapphire surrounded by Baguettes an...
Category

21st Century and Contemporary North American Modern Cocktail Rings

Materials

Diamond, Star Sapphire, Platinum

Vintage Platinum GIA 6.50ctw Cabochon ROYAL BLUE Sapphire & Diamond Ring
Located in Montclair, NJ
--Stone(s):-- (1) Natural Genuine Sapphire - Oval Cabochon Cut - Prong Set - Clear - Perfect Royal Blue Color - Heated -3.50ct (approx. base on the certification measurements) ** See...
Category

20th Century Cocktail Rings

Materials

Yellow Diamond, Sapphire, Platinum

Antique Platinum GIA Ceylon NO HEAT Cabochon Blue Star Sapphire & Diamond Ring
Located in Montclair, NJ
This gorgeous antique cocktail ring is crafted in solid platinum and features a gorgeous, GIA certified, natural star sapphire stone that displays a very clear and well centered star...
Category

Mid-20th Century Art Deco Cocktail Rings

Materials

Diamond, Star Sapphire, Platinum

Art Deco Blue Sapphire Star Ring from Late 1930s 18 Karat White Gold
Located in Boston, MA
1930s Late Art Deco 12 Carat Star Sapphire Diamond 18 kt White Gold Cocktail Ring This cocktail ring has a large, natural star sapphire that is a round cabochon shape. The stone wei...
Category

Vintage 1930s Art Deco Cocktail Rings

Materials

Diamond, Star Sapphire, White Gold