0719A Watch Mainspring 1.40 x 0.115 x 340 (13 1/2") (Calibers in description)
Dimensions: Β 1.40 x 0.115 x 340 (13 1/2")
End Type: Double Brace
Material: Swiss Made unbreakable
Calibers:Β
IWC 83, IWC mainspring number 8303

Description
Dimensions: Β 1.40 x 0.115 x 340 (13 1/2")
End Type: Double Brace
Material: Swiss Made unbreakable
Calibers:Β
IWC 83, IWC mainspring number 8303
