
Hallmarks

Moscow Jewelry Plant - "MYu34" - 1964

Moscow Watch Repair Plant "Mosremchas" …

Moscow Watch Repair Plant "Mosremchas" …

Metalware Plant No. 1 - "M12" - 1962

Metalware Plant No. 1 - "M10" - 1960

Metalware Plant No. 1 - "M13" - 1963

Jewelry Workshop "Metallobytizdeliy" - …

Metalware Plant No. 1 - "M11" - 1961

Special Alloys Processing Plant - "Z₁S"…

Metalware Plant No. 1 - "M15" - 1965