Stamps on metal "Platinum"

Claymo All-Russian Association of Kiev Airmen and Jewels - 1908-1927

НП Claymo, 7 January 1954-1958

875 Claymo, 7 January 1954-1958

Claymo, 7 January 1954-1958

583 Claymo, approved from 7 May 1958

Claymo, approved from 7 May 1958

583 Claymo, approved from 7 May 1958.

Probile brand on articles of platinum, gold and silver approved by the Ministry of Finance of the USSR, 7 January 1954-1958 - Vilnius Inspection

Probile brand on platinum, gold and silver products approved by the USSR Ministry of Finance, 7 January 1954-1958 - Baku Inspection

Probile brand on platinum, gold and silver products approved by the USSR Ministry of Finance, 7 January 1954-1958 - Baku Inspection

875 Probile label on products from platinum, palladium, gold and silver approved by the USSR Ministry of Finance since 7 May 1958.

950 Sample "950"

МОСК.ПЛАТ.ЗАВ. The Moscow Platinum is the initials of MOSK.PLAT.ZAW.

МОСТОРГ ИЗГ.М.П.З The Moscow Platinum is the initials of MOSTORG ISG. M.P.S.

МПЗ The Moscow Platinum is the initials of the IPP.