BESTFIT Mainspring 312B for Tissot caliber 15.2, 15.3 15.3-2 - Alloy

BESTFIT Mainspring 312B for Tissot caliber 15.2, 15.3 15.3-2 and Zaria caliber 1800, 1801 movements plus perhaps similar ébauche watches, white alloy, new in  envelope. See images for precise mainspring specifications. I likely have several of these so the one you get may differ slightly from the images. 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 satisfactory job of representing the item.