Russian, Soviet Union Seal

Russian, Soviet Union Seal, Image & Found by Jo Cook.
Found on Thames Foreshore, near Cannon Street, 15mm.

Hammer & sickle, Cyrillic inscription // unclear markings & inscription

Hammer and Sickle suggest Soviet Union era.

From Ged Dodd - Possibly I.Shestov, K.Kozlov & Company ... Trade House in Moscow (but "I wouldn't bet on it"!)