Smith & Wesson

The Smith & Wesson 645 is a semi-automatic pistol that was produced by Smith & Wesson from 1985 to 1988. It is a second-generation model of the Smith & Wesson 4506, and is known for its accuracy and reliability. Based on the serial number you provided, TAR1959, your Smith & Wesson 645 was likely manufactured in 1987. Here are some key specifications of the Smith & Wesson 645: Caliber: .45 ACP Capacity: 8 rounds Barrel length: 4 inches Overall length: 7.5 inches Height: 5.75 inches Width: 1.25 inches Weight: 34 ounces (unloaded) Frame material: Stainless steel Sights: Fixed front and rear sights Action: Double-action/single-action Safety: Ambidextrous thumb safety and magazine disconnect safety Finish: Satin stainless steel