Diameter 5 cm.
Wear, function not tested
A gift from czar Nikolai II to Corporal Matti Nurkka from the Hämenlinna sharpshooter battalion. The prize was for estimating the distans during a shooting camp in Russia. The gift was given personaly by the czar who visited the camp. Matti Nurkka was born 6.11.1869 and died 26.3.1945.