Waltham Factory Mainspring for 6s 1890 Model No. 2219 - Steel

Waltham Factory Mainspring for 6 Model 1890 Movements, Factory No. 2219, steel, new in frail envelope. See image for further details. These were available in different strengths and those that I can supply are shown in the drop down list. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.