Bright Royal blue fires visible side to in nice flat bar 5.70cts Lightning Ridge Black Seam opal rough 24x11x5mm Lot B4-A713 ToClear Coober Pedy Seam Opal Rough

Coober Pedy Seam Opal Rough – 17

Lot Title: Lightning Ridge Opal Rough – 23x10x6 mm – Multicolour Rainbow Fires – Grade BLot Number: B4-A779Details: 23x10x6 mm – Lightning Ridge – Opal Formation RoughDescription:Gorgeous multicolour opal rough from Lightning Ridge

Measuring 15x12x6mm

adding a challenge for skilled cutters

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

Bright Royal blue fires visible side to in nice flat bar 5.70cts Lightning Ridge Black Seam opal rough 24x11x5mm Lot B4-A713 ToClear Coober Pedy Seam Opal RoughLot 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