Sapphire and diamond ring, centring on an oval sapphire weighing 20.40 carats claw set in a two tier surround of baguette cut diamonds together weighing approximately 1.50 carats, mounted in 18ct white gold, size L. Accompanied by a GSL certificate numbered AA47058, dated 1 October 2010, stating that the 20.40 carat sapphire is natural, of Ceylon origin, with no evidence of heat treatment.