The Smith & Wesson Model 1 was the first firearm manufactured by Smith & Wesson, with production commencing in 1857. It was also the first commercially available revolver to use rimfire cartridges instead of loose powder, ball, and percussion caps. It is a single-action, tip-up revolver holding 7 .22 Short cartridges.
In 1860, the Model 1, Second Issue was introduced with some significant changes. The Model 1, Third Issue followed in 1868, with notable alterations being a round barrel and a fluted cylinder. The Model 1 was discontinued in 1882.