3.09 ct Free-Form Black Opal

Opal type: Black opal
Colors: Green, blue, turquoise
Weight: 3.09 carats
Dimensions: 11.85 x 11.10 x 4.20 mm
Shape: Free-form shield shape
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