New Zealand Jeweller Tony Williams 18ct and platinum sapphire dress ring, wide shank plain rub-over oval cabochon dark blue sapphire approx. 7.23cts tgw. Ring size U, '24 Replacement value $13,500, Provenance: from the private collection of Hanne Andersen, Hanne Andersen jewellery, Wellington established 1988 specialising in contemporary gold and silver New Zealand and world jewellery