Claymo Master Simon Gottfried - Tallin - GS initials - 1741-1755.

Similar hallmarks

СРClaymo of an unknown master of Moscow - initials of RS - 1834.

ССClaymo Master Semiginsky Semen - Kiev - initials of SS 1750-1787.

ОКClaymo Master Kurlukov Orest Fedorović - Moscow - initials "OK" - 1884-1916.

GOClaymo Master Okreblo Gustave Magnus - Leningrad - initials of GO

GVThe stigma of the master Vendt Georg - Riga - the initials "GV" - 1777-1786.

AOClaymo Master Oberg Andreas - Tallin - Initiators AO - 1755-1790.
