NEWALL SUPER Security Mainspring #214 for Felsa 247, 249, Silvana 1850/61 - Alloy

NEWALL Security Mainspring #214 for Felsa caliber 247, 249 & Silvana caliber 1850/61 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. Felsa 247, 249, Silvana 1850/61