ONE Stem for ETA caliber 2600, 11½ ligne Movement

ONE Genuine Swiss Material Stem for ETA 11½ ligne caliber 2600 movement and numerous variants, new in open package. See images for list of all supported calibers and further details. Package originally had 3 but only one remains. I specialize is hard to find watch parts so I usually have whatever you might need, all watch parts are unconditionally guaranteed and offers are welcome. Images do an adequate job of representing the item.