$460.00
1.01ct Australian Opal, Black - Oval Cabochon   Australian Black Opal from Lightning Ridge in Queensland is renowned around the world for its depth of colour no matter the lighting conditions and this lovely little cabochon is an excellent example...
$520.00
4.72ct Australian Oval Boulder Opal. Stunning blue Australian opal. Boulder opal is generally found in small slivers that are presented on their host rock. This helps to stabilize and keep strength in the opal.    These are photos of the...