.31 caliber. 4" barrels. SN: 343110. Blued finish with casehardened frame, hammer, and loading lever mounting silver plated gripstraps and one piece varnished walnut grips. Single action five-shot percussion revolver with octagonal barrel mounting front brass bead and hammer notch rear sights. Top of the barrel struck ADDRESS SAML COLT/NEW-YORK CITY. Cylinder and left frame are struck COLT'S PATENT. Cylinder roll engraved with Ormsby's Stagecoach Holdup scene. Backstrap is engraved with Samuel Colt's signature. Serial numbers match. Comes in a gray cardboard box with the lid marked COLT BLACKPOWDER.