6.20ct (15.8x11.9x4.5mm) Black Opal

Opal Type: Black Opal N1

Shape: Oval

Opal Weight (ct): 6.20cts

Dimensions (L x W x H): 15.8x11.9x4.5mm

Colour Intensity: Bright

Dominant Colours: Green, Blue

Pattern: Moss, Floral 

Origin: Lightning Ridge, New South Wales Australia