NEWALL SUPER Security Mainspring #218 for Felsa 180, 181, 283, 289, 490 - 497, 500 - 517 - Alloy

NEWALL Security Mainspring #1223 for Felsa caliber 180, 181, 283, 289, 490 - 497, 500 - 517 movement plus perhaps other similar ébauche watches, alloy, new in envelope. See images for precise mainspring specifications. 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.