0.75 ct black opal 6.8×5.5×3.3mm$600.00 USD USD AUD In Stock 0.75 ct black opal 6.8x5.5x3.3mm quantity — OR — Add to cart SKU: AHT2403 Category: Black Opal Opal Specifications Additional information Weight 0.75 ct Dimensions 6.8 × 5.5 × 3.3 mm Body Tone Black N3 Brightness B2 Moderately Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry