About this lot

Description

claw set oval cabochon star sapphire, 11.2 x 10.6mm, estimated approximate weight 8.00ct, flanked by rubover set kite shaped diamonds, average length 7.1mm, average width 6.4mm, estimated approximate total diamond weight 0.60ct, 'D' shaped shank, size L½, unhallmarked, tested as platinum, weight 5.8g



Footnote:

The optical phenomenon responsible for the star sapphire's shimmering rays is called asterism, from the Latin word astrum, for “star.” Asterism is caused by small needle-like inclusions of the mineral rutile.

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