CASE : chrome plated , 34 mm
BACK : bayonet , steel .
It reports : “wasserdicht” , D.U. , S/N and “stahlboden .
MOVEMENT : AS 1130 anonym.
S/N : few watches registered (4) . It’s impossible to define a range .
However , it could be between 400 and 900 .
NOTE : S/Ns are purely indicative .