Leningrad Jewelry and Watch Factory - "LYU6" - 1956

Hallmarks

Leningrad Jewelry and Watch Factory - "LYU6" - 1956

Letter: LYU6
Year: 1956
Description: Leningrad Jewelry and Watch Factory, Leningrad Assay Office. The hallmark features the letters and numbers "LYU6". (Year 1956)

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