8 juin 2020
Crystal Opal with Multi-Color Fire, Lightning Ridge, New South Wales, Australia
Lot 51. 21.77 carats Crystal Opal with Multi-Color Fire, Lightning Ridge, New South Wales, Australia. Estimate US$ 35,000 - 45,000 (€ 35,000 - 44,000). © Bonhams A large oval cabochon crystal opal with slight potch to the underside having a rolling flash...