11th-13th century AD or later. A mixed group of carved jet gaming pieces comprising: ten bell-shaped with knop finial; eight similar with vertically ribbed body; three bell-shaped with incised swags; one octagonal in plan with ring-and-dot detailing. 710 grams, 38-55mm (1 1/2 - 2 1/4"). Property of a Hampstead gentleman; from his family collection formed since the 1970s. [22] Fine condition; some cracked, two finials absent.