Product Description
Hamilton 12S Swiss made self lubricating mainspring MB end
Height 1.70mm
Width 0.175mm
length 540mm
barrel inner width 16mm
Photo of mainspring is for reference only not exact photo of the item.
Hamilton 12S Swiss made self lubricating mainspring MB end
Height 1.70mm
Width 0.175mm
length 540mm
barrel inner width 16mm
Photo of mainspring is for reference only not exact photo of the item.