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細節
SAPPHIRE AND DIAMOND RING, OSCAR HEYMAN & BROTHERS
Cushion mixed-cut sapphire of 5.60 carats, oval-cut diamonds, platinum, ring size 6 ¼, maker's mark, numbered
AGL, 2018, report no. 1090288: 5.60 carats, Kashmir, no gemological evidence of heat or clarity enhancement
Gübelin, 2018, report no. 18022044: 5.60 carats, Kashmir, no indications of heating, with Information Sheet
Cushion mixed-cut sapphire of 5.60 carats, oval-cut diamonds, platinum, ring size 6 ¼, maker's mark, numbered
AGL, 2018, report no. 1090288: 5.60 carats, Kashmir, no gemological evidence of heat or clarity enhancement
Gübelin, 2018, report no. 18022044: 5.60 carats, Kashmir, no indications of heating, with Information Sheet