16 novembre 2015
19.88 kt natural Burma untreated Red Spinel and Diamond ring
19.88 kt natural Burma untreated Red Spinel and Diamond ring. Estimate HK$180,000 - 280,000 (US$23,000 - 36,000 ). Photo Tiancheng International Centring on a cushion-shaped red spinel weighing 19.88 carats, within a surround decorated with oval, baguette...