CASE  .  Chrome plated  ,  33 mm .

BACK  .  Screw  ,  steel .

           It only shows the S/N and the manufacturer’s symbol ( helmet )

MOVEMENT .  There are two movements :

                      1.  AS1130 modified and brassed . Probably the first version of AS1130 .

                      2.  FB 2075  ( Bernard Foerster ) . It is fitted with the dust-cover instead of stop ring .

PUNCHING  .  D.H.  only .

                    Letters and numbers are small and uniform ( 1 mm ) .

S/N  .  5  or  6 digits  .

         –  5 digits  for watches fitted  with AS . Range could be   027XX  /  154XX  .

         –  6 digits  for watches fitted  with FB . Range could be   021XXX  /  044XXX  .

            1.  HADO  is a sub-brand  of HELMA ( thisis the reason for the helm ).

            2.  S/Ns are ourely indicative .