Marco Mainspring #5041 for AS caliber 1393 Automatic - Steel

Marco Mainspring No. 5041 for AS caliber 1393 automatic movements plus perhaps similar ébauche watches (Helbros 226), steel, 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 suitable job of representing the item.