Physical Dimensions: overall (diameter): 4.86 cm (1 15/16 in.)
gross weight: 56.28 gr (0.124 lb.)
axis: 12:00
Provenance: Hermann Vogel [1841-1917], Chemnitz; by descent in the Vogel family; (sale, Sotheby's, London, 9-10 April 1992, 2nd day, no. 479); purchased by (Cyril Humphris, Ltd., London) for NGA.