Physical Dimensions: overall (shield-shaped): 6.18 × 5.98 cm (2 7/16 × 2 3/8 in.)
gross weight: 31.19 gr (0.069 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.