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Unique Opal Diamond Mine "The Underground Opal Mine"

A must visit! Free admission to The UNDERGROUND OPAL MINE located beneath our store. View the 100 million year old OPALISED DINOSAUR FOSSIL. Unique Opal and Diamond Manufacturers are the largest opal manufacturing jewellers and opal cutters in Adelaide offering the biggest range that is second to none! Both of our Master Jewellers and expert opal cutters work in store, so you can watch this amazing process of shaping, polishing and jewellery manufacturing first hand.