Originally Posted by senior
got a s-w m60 no dash that has a serial number of 655xxx, can u give me a rough guess as to age? thanks
Off of what part of the gun are you reading that number? Are you sure there's no letter prefix? If there is no letter and you are reading the number off the butt of the frame, then it dates to the late '60s. '67? '68? You'll need a factory letter to get closer than that...