EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RING Antique cushion-cut sapphire of 11.94 carats, rose-cut diamonds, circa 1910, hoop of later addition, ring size J SSEF, 2018, report no.100522: 11.94 carats, Kashmir, no indication of heating Gem & Pearl Laboratory, 2019, report no. 17693: 11.94 carats, Kashmir, no evidence of heat treatment
EARLY 20TH CENTURY SAPPHIRE AND DIAMOND RING Antique cushion-cut sapphire of 11.94 carats, rose-cut diamonds, circa 1910, hoop of later addition, ring size J SSEF, 2018, report no.100522: 11.94 carats, Kashmir, no indication of heating Gem & Pearl Laboratory, 2019, report no. 17693: 11.94 carats, Kashmir, no evidence of heat treatment
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