Specification

Year: 2011-2013
Denomination (BTC): 1
Metal: brass
Mintage:
Series-1  2011  5993
Series-2 2011 516
Series-2 2012 6740
Series-2 2013 5407
Weight (g): 6.7
Thickness (mm): 1.8
Diameter (mm): 29
Design, Manufacturer: USA