3.85 ct Round Black Opal

Opal type: Black opal
Weight: 3.85 carats
Dimensions: 11 x 11.15 x 4.74 mm
Shape: Round
Cut: Cabochon
Colors: Bright green, blue
Body tone: N2
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