Current Bid: $200
Appraised Value: $1,840
One rectangular step cut natural blue sapphire, measuring 18.00 x 13.50 x 8.00mm, approximate weight of 20.18ct., 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.