4.76ct Blue Sapphire Loose Stone

Auction #2306 | Item #17

Current Bid: $75

Appraised Value: $435

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Description

One oval mixed cut natural blue sapphire, measuring 12.50 x 10.50 x 4.50mm, exact weight 4.76ct., type II, dark, very slightly grayish, blue color, (GIA B 7/3), cut is good. Transmitting light very diffusely, opaque. Naturally occurring internal & external characteristics are present. Indications of multiple laboratory enhancements, including high temperature diffusion treatment.

SKU: 1113208