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UNMOUNTED COLOURCHANGE COBALT SPINEL 3.80克拉天然「坦桑尼亞」未經處理變色鈷藍紫色尖晶石 Certificate: Bellerophon, cobalt spinel, 3.803cts, natural, Tanzanian Mahenge, colour change: intense blue to intense purple, untreated (B28976, 15 August 2024) For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing
Special Aftersale Notice
Due to office relocation, our office will be closed from 28 September to 13 October. Starting from 14 October, collection will be available at our new location: 11/F, Six Pacific Place, No. 50 Queen's Road East, Hong Kong.
Special Aftersale Notice
Due to office relocation, our office will be closed from 28 September to 13 October. Starting from 14 October, collection will be available at our new location: 11/F, Six Pacific Place, No. 50 Queen's Road East, Hong Kong.
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UNMOUNTED COLOURCHANGE COBALT SPINEL 3.80克拉天然「坦桑尼亞」未經處理變色鈷藍紫色尖晶石 Certificate: Bellerophon, cobalt spinel, 3.803cts, natural, Tanzanian Mahenge, colour change: intense blue to intense purple, untreated (B28976, 15 August 2024) For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing
Special Aftersale Notice
Due to office relocation, our office will be closed from 28 September to 13 October. Starting from 14 October, collection will be available at our new location: 11/F, Six Pacific Place, No. 50 Queen's Road East, Hong Kong.
Special Aftersale Notice
Due to office relocation, our office will be closed from 28 September to 13 October. Starting from 14 October, collection will be available at our new location: 11/F, Six Pacific Place, No. 50 Queen's Road East, Hong Kong.