This is a fine original "type 1" medal "For The Defense of Moscow." As usual with type 1 awards, it features a wire suspension ring attached by solder. Mounted on a replacement aluminum block and pried to reflect that detail. Good condition. 
 
The Medal "For the Defence of Moscow" (Russian: Медаль «За оборону Москвы») was a World War II campaign medal of the Soviet Union awarded to military and civilians who had participated in the Battle of Moscow.