3.69 ct Rectangular Black Opal

Opal type: Black opal
Colors: Bright, green, blue, turquoise
Weight: 3.69 carats
Dimensions: 19.20 x 6.70 x 4.13 mm
Shape: Rectangle
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