Claymo Master Colotichin Alexei Fedorov - Jaroslavl - initials AK - 1842-1876.
Similar hallmarks
Probile brand on articles of platinum, palladium, gold and silver approved by the Ministry of Finance of the USSR since 7 May 1958 - Sverdlov Inspection
Probile brand on articles from platinum, gold and silver approved by the USSR Ministry of Finance, 7 January 1954-1958 Tbilisi Inspectorate
Probile brand on articles of platinum, palladium, gold and silver approved by the Ministry of Finance of the USSR since 7 May 1958 - Lviv Inspection
Probile label on products from platinum, palladium, gold and silver approved by the USSR Ministry of Finance since 7 May 1958. - Odessa Inspectorate
Probile brand on articles from platinum, gold and silver approved by the USSR Ministry of Finance, 7 January 1954-1958 - Novosibir inspection
Probile label on products from platinum, palladium, gold and silver, approved by the USSR Ministry of Finance, since 7 May 1958 - Tallin Inspection