circa 1910s
The ring is finely crafted in platinum. It features a natural unheated cushion cut sapphire from Ceylon of a very nice blue color framed by a double halo of old cut diamonds. The sapphire is eye clean, has excellent sparkle, color depth, and saturation.
Estimated sapphire weight is 7.10 carats.
Combined diamond weight is about 1 carat.
The diamond halo measurers 18 x 16 mm (3/4 x 5/8 in.)
Ring size 6.25 (16 mm) resizable
The ring is accompanied by the American Gemological Laboratories (AGL) Prestige Gemstone Report No. 1139436 and the Istituto Gemmologico Italiano (Milan, Italy) report No. 54476.