View our stunning collection of Onyx jewellery. Black Onyx is a variety of the microcrystalline quartz mineral called chalcedony, found in a number of locations around the world including Uruguay, Madagascar, Canada and the United States. Our beautiful Onyx jewellery collections are designed, and handmade within our own workshops in Ashbourne, Derbyshire. We have an unrivalled selection of Onyx rings, necklaces, bracelets and earrings, suitable for all occasions.
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