BESTFIT Mainspring 4514K for Seiko caliber 1520A - Alloy

BESTFIT Mainspring 4514K for Seiko caliber 1520A movements plus perhaps similar watches, white alloy, new in envelope. See images for precise mainspring specifications. 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.