Physical Dimensions: overall (diameter): 6.6 cm (2 5/8 in.)
gross weight: 77.48 gr (0.171 lb.)
axis: 12:00
Provenance: (Schlessinger); purchased April 1939 by J.W. Frederiks [1889-1962], The Hague; (sale, Sotheby's, London, 23-24 May 1988, 1st day, no. 31); purchased by (Cyril Humphris, London) for NGA.