Bright Royal blue fires visible side to in nice flat bar 5.70cts Lightning Ridge Black Seam opal rough 24x11x5mm Lot B4-A713 ToClear Dimensions: 13x11x6mm

Dimensions: 13x11x6mm

Grade A+ to A — high gem potential with low to medium risk

adding a challenge for skilled cutters

While most of the material is potch

Bright Royal blue fires visible side to in nice flat bar 5.70cts Lightning Ridge Black Seam opal rough 24x11x5mm Lot B4-A713 ToClear Dimensions: 13x11x6mmLot Title: Lightning Ridge Black Seam Opal Rough 5. 70cts Royal Blue Bar Grade A CutterLot Number: B4 A713Details: 24x11x5 mm 5. 70cts Lightning Ridge Black Seam Opal RoughDescription: Bright Royal blue fires run through a nicely shaped flat bar on this 5. 70ct Lightning Ridge black seam opal rough. The colour shows clearly side to side, with strong brightness and great proportions for cutting. A sleek cutters piece with minimal gamble and a chance at