0400 Watch Mainspring 1.20 x 0.12 x 292 (11 1/2 ")(Calibers in description)
Dimensions: 1.20 x 0.12 x 292 (11 1/2 ")
End Type: T End
Material: Swiss Made Unbreakable
Fits Calibers:
Longines 11.62, Longines 11.62A, Longines 11.62AM, Longines 11.84, Longines 11.84 ann

Description
Dimensions: 1.20 x 0.12 x 292 (11 1/2 ")
End Type: T End
Material: Swiss Made Unbreakable
Fits Calibers:
Longines 11.62, Longines 11.62A, Longines 11.62AM, Longines 11.84, Longines 11.84 ann
