Brt-1001.

Photo from Baldwin (Fore)

 

Wt = 2.13g. Diam = 17.8mm

Stevens Collection

 

Wt = 2.08g. Diam = 17.9mm

Stevens Collection

 

Wt = 2.17g. Diam = 17.9mm

Stevens Collection

 

Wt = 2.15g. Axis ↑↓

Photo from Noonan 8th Feb ’23 (Puddester), lot 478