Physical Dimensions: overall (diameter): 4.2 cm (1 5/8 in.)
gross weight: 33.77 gr (0.034 kg)
axis: 12:00
Provenance: (Paul Bosco, New York); purchased 1993 by Mark Wilchusky, New York; gift 1995 to NGA.[1]
[1] Provenance from curator's acquisition proposal.