BESTFIT Mainspring WA45 for Cyma / Tavannes caliber 420 - Alloy

BESTFIT Mainspring WA45 Cyma / Tavannes caliber 420 automatic & Felsa Michel 279, 282 automatics plus perhaps similar ébauche bracelet watches, white alloy. See image for precise characteristics. I specialize in 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.