531770. SUBMARINE CLOCK, Russia, 1900s.
Winds up every seven days, speed can be adjusted.
With text Caevnaho b cccp and marked Ct.
Marked on inside cover, 88-2, 1401, 5-24M, 73.
Diameter including back piece 23 cm.
Functional when cataloguing, key present, enamel slip, adhesive residue.
Key/keys included.