Yellow sapphire of >50 carats with unstable (reversible color), seen... | Download Scientific Diagram
50 carat lot 100% Natural Kashmir Blue Sapphire Rough, Raw blue sapphire crystal | eBay
1.50 Carat Emerald Cut Blue Sapphire and Diamond Classic Engagement Ri — kisnagems.co.uk
12.50 Carat No-Heat Ceylon Cabochon Sapphire and Diamond Ring
A 50-carat Bulgari diamond ring, top, dubbed "La Favorite" at the 1934 Chicago World's Fair, and a 60-carat sapphire ring, bottom, owned by John D. Rockefeller, are modeled at Christie's Auction House
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Vintage 5.50-Carat Sapphire & Diamond White Gold Cluster Engagement Ri – Ellibelle Jewellery
Here is a follow up of the sapphire Brooch. 50 carat and 30 untreated royal blue Burmese Sapphire : r/jewelry
Art Deco .50 Carat Sapphire Filigree Ring
Art Deco Style .50 Carat Sapphire and Diamond Ring