0.75 ct black opal 7.4x6x2.4mm$375.00 AUD USD AUD In Stock 0.75 ct black opal 7.4x6x2.4mm quantity — OR — Add to cart SKU: ET2424 Category: Black Opal Opal Specifications Additional information Weight 0.75 ct Dimensions 7.4 × 6 × 2.4 mm Body Tone Black N2 Brightness B2 Moderately Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry