Hamilton Model 22 WW2 Vintage Watch Mainspring - Blue Steel part the small protrusion may not

the small protrusion may not align with the slot in the case and needs to be filed off

These bands were made in USA in New York

Clock is all original

original champagne dial and hands are in very good condition with a warm patina

WW2 ERA NAVY AERO NAVAL clock in fine condition circa 1943-1945

Hamilton Model 22 WW2 Vintage Watch Mainspring - Blue Steel part the small protrusion may notThis is an inspected mainspring for a Hamilton 22 movement (size: 35 s) from my stock of WW2 watch parts. The listing pictures show an example mainspring, example Hamilton 22 deck watch, and example Hamilton 22 mounted in gimbals (not to be confused with the larger master chronometer Hamilton 21 mounted in gimbals). This is new old stock Hamilton material, and the mainspring (approx. 5 feet long) has been wound into a plastic container for storage. We