A BELLE EPOQUE SAPPHIRE AND DIAMOND BROOCH
The cushion shaped sapphire weighing approximately 7.26 carats, to a millegrain-set old-cut diamond border and similarly-set diamond collet and scrolling leaf design surround, circa 1915, French marks for platinum, 5.6cm wide, detachable brooch fitting
A BELLE EPOQUE SAPPHIRE AND DIAMOND BROOCH
The cushion shaped sapphire weighing approximately 7.26 carats, to a millegrain-set old-cut diamond border and similarly-set diamond collet and scrolling leaf design surround, circa 1915, French marks for platinum, 5.6cm wide, detachable brooch fitting
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