0.29 ct black opal 4.2×3.4×2.5mm$400.00 USD USD AUD In Stock 0.29 ct black opal 4.2x3.4x2.5mm quantity — OR — Add to cart SKU: MBL2428 Category: Black Opal Opal Specifications Additional information Weight 0.29 ct Dimensions 4.2 × 3.4 × 2.5 mm Body Tone Black N4 Brightness B3 Bright Cut Cushion Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry