16.43ct Blue Star Sapphire Loose Stone

Auction #2073 | Item #364

Current Bid: $80

Appraised Value: $390

This lot is sold or expired.

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One oval cabochon cut natural blue star sapphire, measuring 18.00 x 16.00 x 5.25mm, exact weight 16.43ct., clarity is heavily included, dark, very slightly grayish, blue color, (GIA B 7/3), cut is good. This stone has a partly complete four ray star with weak intensity and fair movement. Transmitting light somewhat diffusely, translucent to opaque. Naturally occurring internal & external characteristics are present. Indications of multiple laboratory enhancements, including high temperature heat treatment.

SKU: 1113355