Brt-125. Wt = 10.89g. Diam = 18.7-19.5mm

Stevens Collection

 

May be RY 25?

Photo from Hemanth Chopra

 

Wt = 10.89g. Could be RY 28?

Photo from Zeno 158706 posted by Lingen (from Bob Puddester). Subsequently in Noonan 8th Feb ’23 (Puddester), lot 45