Opal Type: Black Opal

Shape: Oval

Opal Weight (ct): 1.77 ct

Dimensions (W x L x H):
7.5 x 10.3 x 3.0mm
(approx. 5/16 x 7/16 x 1/8 inch)

Colour Intensity: Bright

Dominant Colours: Green, Blue, Orange

Pattern: Foil Flash

Origin: Lightning Ridge, Australia