
Hallmarks

Moscow Jewelry Factory - "MYu6" - 1956

Bronnitsy Jewelry and Art Factory - "B7…

Moscow Jewelry Plant - "MYu37" - 1967

Kharkiv Jewelry Factory - "KHYu7" - 1967

Moscow Jewelry Plant - "MYu36" - 1966

Kyiv Jewelry Factory - "KYu7" - 1967

Moscow Jewelry Factory - "Yu-5" - 1965

Moscow Jewelry Factory - "Yu-3" - 1963

Moscow Jewelry Factory - "Yu8" - 1968

Moscow Jewelry Factory - "Yu6" - 1966