A SAPPHIRE AND DIAMOND RING, BY OSCAR HEYMAN & BROTHERS
Set with a rectangular-cut sapphire, weighing approximately 10.24 carats, flanked on either side by a triangular-cut diamond, mounted in platinum
With maker's mark for Oscar Heyman & Brothers, no. 300873
A SAPPHIRE AND DIAMOND RING, BY OSCAR HEYMAN & BROTHERS
Set with a rectangular-cut sapphire, weighing approximately 10.24 carats, flanked on either side by a triangular-cut diamond, mounted in platinum
With maker's mark for Oscar Heyman & Brothers, no. 300873
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