Physical Dimensions: overall (diameter): 4.11 cm (1 5/8 in.)
gross weight: 31.98 gr (0.071 lb.)
Provenance: Gustave Dreyfus [1837-1914], Paris; his estate; purchased 1930 by (Duveen Brothers, Inc., London and New York); purchased 1945 by the Samuel H. Kress Foundation, New York; gift 1957 to NGA.