HR Quick Fit Mainspring K318A for Omega 240, Gruen 270, 271, 272 - Alloy

HR Quick Fit Mainspring K318A for Omega caliber 240, Gruen 270, 271, 272 and the SS models as well, plus perhaps many more similar ébauche watches, white alloy. See image for precise characteristics. 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 an adequate job of representing the item.