Oval mixed-cut sapphire, old and single-cut diamonds, blue enamel, platinum and yellow gold, circa 1920, signed Driecer & Co.

AGL, 2023, report. no 1133681: Ceylon (Sri Lanka), no gemological evidence of heat, clarity enhancement: none

Sapphire: with an approximate weight of 9.50 - 10.50 carats
Diamonds: approximately 142 old and single-cut with an approximate total weight of 1.90 - 2.10 carats

Size/Dimensions: 4.7 cm (1⁷⁄₈ in)
Gross Weight: 15.1 grams

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