Gem Grey Lightning Ridge Opal Cab/Freeform Rectangle 1.53cts Red/Gold/Green Fires Ring

I have for sale a Nice Quality Cut and Polished Lightning Ridge Opal Freeform. This one is 1.53cts and 11x8x1.5mm. Rectangular shape with lots of Reds/Golds and some Blue/Greens when moved.  slight colour through to the back. It has a triangle of darker grey potch and some lighter grey around it. This one will make a superb little ring stone or maybe a pendant. Thanks for looking.