Finds such as these are incredibly rare, especially in such fine condition 
 
This badge is the Soviet military / artillery academy graduate badge, 
c1951 (visible inscription: “Арт. акад. им. Дзержинского” — 
Artillery Academy named after Dzerzhinsky).
 
The badge has all original parts
 
Crafted in solid silver, with exceptional attention to details: 
it features a red star which is a key Soviet military and ideological symbol
 
On academy graduation badges, the star means:
-       The wearer completed higher military education, not basic training
-       They were qualified for senior command, engineering, or strategic roles
-       The badge was worn with pride and prestige, often for life
 
The wreath with hammer & sickle surrounding the star reinforces: 
Achievement, Loyalty to the Communist Party, State recognition of merit
 
These badges were issued in limited quantities, dating from 1930s–1950s, making them highly collectible
The red star + enamel + silver construction indicates official state issue
 
Dimensions: 48mm x 28mm 
 
In mint condition