China, Tang dynasty, diameter 11 cm, weight 575 g. Partially malachite encrustations. Provenance: Old Swedish private collection, purchased in Sweden during the 1960's, by repute. Swedish private collection. 中國,唐代,直徑11釐米,重575克。 部分綠松石鑲嵌。 來源:古老瑞士私人收藏,據傳於1960年代在瑞典購得,瑞典私人收藏。