Brt-159. Wt = 10.98g. Diam = 21.3-22.5mm

Stevens Collection

 

Wt = 9.91g. Diam = 20.6-21.4mm. Light weight. AH 1135 with just the edge of the 5 showing.

Photo from Bob Johnston

 

Wt = 11.45g. Diam = 22.6-23.4mm.

Photo from Bob Johnston

 

Photo from Craig Fernandez