12 avril 2014
A sapphire and diamond cluster ring
A sapphire and diamond cluster ring. Photo: Bonhams. The oval-cut sapphire, weighing 6.59 carats, within a cluster of old brilliant-cut diamonds, diamonds approximately 1.00 carat total, ring size N. Estimate £10,000 - 12,000 (€12,000 - 14,000) Accompanied...