5.30 ct Free-Form Black Opal

Opal type: Black opal
Colors: Red, orange, black, green, yellow
Weight: 5.30 carats
Dimensions: 20 x 14.75 x 3 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