1.63 ct Blue Free-Form Black Opal

Opal type: Black opal
Colors: Dark blue, blue, turquoise
Weight: 1.63 carats
Dimensions: 13.66 x 8.66 x 2.40 mm
Shape: Free-form
Cut: Cabochon
Body tone: N1
Treatment: None
Origin: Lightning Ridge, Australia
 
Gemstone enhancement disclosure information:
All gemstones are natural and untreated (N), unless otherwise indicated.
N - Natural/Untreated • ASSBL - Assembled