Circa 200 AD.The hoop formed of two solid wires, round in section, twisted together, tapering at each end to a single wire, the overlapping ends spiraled back around the hoop. For the type see no. 219, p. 175 in Walker and Bierbrier, Ancient Faces, Mummy Portraits from Roman Egypt.For similar see Christies, lot 100, 8th December 2005.Size: L:65.5mm / W:64.9mm ; 25.83gProvenance: Central London private collection of Ancient Art and jewellery; acquired since the 1970s on the UK and European art markets.