Genuine Natural Australian Boulder Opal consists of a hydrated amorphous form of concretions of SiO2·nH2O silica consisting of spheres of silicon dioxide molecules arranged in regular, closely packed planes filling the cracks and crevices of Boulder Opal ironstone found remotely in Queensland Australia. Boulder Opal is a diminishing resource with anecdotal evidence suggesting increases in value of up to 15% per annum. Guaranteed free of dyes and artificial colour.
At Australian Opal Cutters we have been hand-making bespoke jewellery for almost 60 years. Our factory and workshop is where any design, sketch or concept can be manufactured to the same level of quality and excellence that we provided to the Royal Family with Commissions to the House of Windsor Prince William, Princess Kate, Prince Charles and Camilla! (Royal Jewellers)