Sections
Hallmarks
Fineness "92"
Fineness Mark "916"
Fineness Mark "583"
Hallmark, January 7, 1954-1958 "NP"
Fineness Mark "500"
Assay Mark "950"
Hallmark "L"
Hallmark, Approved from May 7, 1958
Master's Mark of Portnov Afanasy Gavril…
Master's Mark of Krivonogov Mikhail Vas…