0.30 ct black opal 5.3×3.7×2.4mm$300.00 USD USD AUD Out of stock SKU: MBL2420 Category: Black Opal Opal Specifications Additional information Weight 0.30 ct Dimensions 5.3 × 3.7 × 2.4 mm Body Tone Black N2 Brightness B4 Very Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry