Description
iwc 31457,The number 31457 number is quite often seen on vintage on IWC movements, and it appears in the early Fournitures catalogues of parts. The clue to interpreting this number is the sign of the Swiss Federal Cross which usually .
Beige and white GG Supreme canvas
IWC Probus Scafusia, Calibre 57, Patent 31457, 55231 #22
Gold-toned hardware
Is this an IWC movement?
Double G
Inside: 8 open pocket
IWC
Chain top handle with 7″ drop
Top zip closure
Blog: IWC patents
6.8″W x 2.3″H x 3.5″D
Weight: 0.2lbs approximately
Bestimmung IWC mit cal.31457