8mm wide engraved Celtic band, with polished yellow gold base and brushed Black Zirconium centre. Size W ZiRO Black Zirconium rings are made in New Zealand from the mineral Zircon (ZrSiO4), which is found in S-type giant stars and the sun. When exposed to extreme heat, Zirconium forms a distinctive black coating which has a texture similar to ceramic. Please enquire for custom sizing and different metal options.
