This online auction has been extended and will begin to close from Wednesday, 29 May at 12pm CEST.
Details
Square-shaped and old-cut diamonds, buff-top onyx, platinum and 18k white gold, circa 1915

Diamonds: the 2 main square-shaped for an approximate total weight of 3.50 - 3.80 carats

Size/Dimensions: 2.5 cm long
Gross weight: 6.8 grams
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