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2.40 Carat No Heat Purple Sapphire & Diamond Gold Cocktail Ring – Assay Jewelers
GIA Certified 10 Carat No Heat Pink Star Sapphire White Gold Cocktail Ring – Assay Jewelers
GRS Certified 2.47 Carat No Heat Royal Blue Sapphire Diamond 18K Art Deco Ring – Assay Jewelers
GRS Certified 6.03 Carat No Heat Burma Royal Blue Star Sapphire & Diamond Ring – Assay Jewelers
Cartier Paris Art Deco Royal Blue 2.3 Carat No Heat Sapphire and Diamond Ring – Assay Jewelers
9.5 Carat No Heat Blue Sapphire and Pear Diamond Wing Ring – Assay Jewelers
4.05 Carat Padparadscha Sapphire No Heat Sri Lanka With Ruby and Diamond Ring – Assay Jewelers
Ausverkauft
4.02 Carat No Heat Ceylon Sapphire In Platinum Art Deco Ring – Assay Jewelers
7.7 Carat No-Heat Blue Sapphire and Diamond Ring Convertible to Pendant – Assay Jewelers
AGL Certified 5.75 Carat Burma No Heat Cushion Blue Sapphire and Diamond Ring – Assay Jewelers
GIA Certified 6.82 Carat Pear Cut No Heat Blue Sapphire Drop Pendant Necklace – Assay Jewelers
AGL Certified 5.75 Carat Burma No Heat Cushion Cut Blue Sapphire Loose Stone – Assay Jewelers
AGL Certified No Heat Ceylon Pink Sapphire and Diamond Platinum Floral Brooch – Assay Jewelers
Sparen Sie 12%
45 Carat Star Sapphire Ceylon No Heat Blue Art Deco Pendant – Assay Jewelers
Vintage No Heat 7 Carat Purplish Pink Star Sapphire Platinum Art Deco Ring – Assay Jewelers
Sparen Sie 20%
GIA Cert. 14.56 Carat Purple Star Sapphire No Heat Sri Lanka Sunburst Ring – Assay Jewelers
Sparen Sie 12%
10.36 Carat No Heat Sri Lanka Oval Blue Sapphire and Diamond Ring – Assay Jewelers
Sparen Sie 12%
54.31 Carat No Heat Burma Star Blue Sapphire and Diamond Ring AGL Certified – Assay Jewelers
7.77 Carat Royal Blue Sapphire Ceylon No Heat Cushion Cut and Diamond Ring – Assay Jewelers
10.35 Carat Purple Sapphire No Heat Ceylon and Diamond Cluster Ring – Assay Jewelers
47.10 Carat No-Heat Yellow Sapphire & Old Euro Diamond Vintage Ring – Assay Jewelers
20 Carat Royal Blue No Heat Burma Sapphire & Diamond Ring – Assay Jewelers
AGL Certified 3.5 Carat No Heat Blue Sapphire Platinum Mens Ring – Assay Jewelers
Certified
GRS Cert. 2.5 Carat Oval No Heat Blue Sapphire & Diamond Split Shank Ring – Assay Jewelers
5.83ct Oval No-Heat Blue Sapphire Diamond Halo Platinum Necklace – Assay Jewelers
Sparen Sie 12%
4.71ct Oval Cut No Heat Sri Lanka Blue Sapphire Ring – Assay Jewelers
Sparen Sie 12%
GIA Certified 3.2 Carat No Heat Pink Sapphire Oval and Diamond 3 Stone Ring – Assay Jewelers
Certified
Vintage 2.38 Carat No Heat Oval Blue Sapphire & Milgrain Finish Diamond Ring – Assay Jewelers
AGL Certified 10.10 Ct No Heat Ceylon Cornflower Blue Sapphire Diamond Ring – Assay Jewelers
Certified
GIA Certified No Heat 3.50 Carat Pink/Purple Star Sapphire and Diamond Dome Ring – Assay Jewelers
Certified
GIA Certified 2.4 Carat No Heat Pink Sapphire & Briolette Diamond Platinum Ring – Assay Jewelers
Certified
AGL Cert. Antique 20 Carat No Heat Ceylon Yellow Sapphire Art Deco Filigree Pendant – Assay Jewelers
Sparen Sie 12%
AGL Certified 9.55 Carat No Heat Burma Pink Sapphire Detachable Ring To Pendant – Assay Jewelers
Certified
AGL Certified 4.07 Carat No Heat Burma Sapphire & Half Moon Diamond Ring – Assay Jewelers
Certified
5.10 Carat No Heat Ceylon Pink Sapphire East West Floating Necklace – Assay Jewelers
Sparen Sie 12%
AGL Certified 8 Carat No Heat Kashmir Sapphire, Burma Ruby, & Diamond Stack Ring – Assay Jewelers
Certified
GIA Certified 3.25 Carat No Heat Color Change Blue Sapphire Ring – Assay Jewelers
Certified
7.19 Carat Color Changing No Heat Ceylon Sapphire and Diamond Ring – Assay Jewelers
GIA Certified 8.46 Carat No Heat Blue Sapphire & Diamond Art Deco Style Ring – Assay Jewelers
Certified
Rare 29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring – Assay Jewelers
13.83 Carat No Heat Sri Lanka Blue Star Sapphire Solitaire Bezel 18K Men's Ring – Assay Jewelers
Sparen Sie 20%
No Heat 4.79 Carat Blue Ceylon Sapphire with Diamonds in 18K Gold Ring – Assay Jewelers
GRS Certified 50.11 Carat Cushion No Heat Sri Lanka Blue Sapphire Ring – Assay Jewelers
Certified
GRS Certified 18.29 Carat No Heat Sri Lanka Pastel Blue Star Sapphire Ring – Assay Jewelers
Ausverkauft
AGL Certified 13.81 Carat Ceylon No Heat Blue Sapphire Platinum Vintage Ring – Assay Jewelers
Certified
GIA Certified 3.12 Carat Cushion Cut No Heat Sapphire & Diamond Ring – Assay Jewelers
Certified
AGL Certified 30 Carat No Heat Ceylon Blue Star Sapphire & Diamond Halo Ring – Assay Jewelers
Certified
Victorian Era 3.82 Carat No Heat Sapphire and Diamond GRS Certified Brooch – Assay Jewelers
Certified
No Heat Sapphires

Our curated collection of no-heat sapphires represents the pinnacle of natural corundum perfection, featuring exceptional specimens from Ceylon (Sri Lanka) and Burma with zero thermal enhancement. This extraordinary assemblage includes rare star sapphires displaying sharp asterism, vibrant blue Kashmir-type specimens, and coveted pink sapphires, each maintaining their pristine natural crystal structure.

 

Every piece carries certification from leading gemological laboratories including GIA and AGL, confirming their unheated status and natural origin. The collection spans loose gemstones and finished jewelry pieces, from vintage Art Deco designs to contemporary settings in platinum and gold. Carat weights range from intimate 1-carat specimens to museum-quality stones exceeding 45 carats, with colors spanning the complete sapphire spectrum.

 

Investment-grade pricing reflects the extreme rarity of untreated sapphires, with pieces ranging from $9,000 to over $150,000. As heated sapphire treatment becomes increasingly sophisticated, the premium for certified no-heat specimens continues to expand, making these natural treasures both exceptional for personal enjoyment and strategic long-term investments for serious collectors.

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