This is a new Taylors & Company/Uberti 1873 Cattleman (550440DE) single action revolver chambered for .357 Mag. This gorgeous pistol features a nickel finish, pearl grips and 5.5" barrel. It includes a box, lock and softcase. This revolver is Taylor Tuned.

From the manufacturer:

The Nickel finish cattleman features quality nickel plating with charcoal blue screws. All nickel finish cattlemans are built on new model forged frames with several grip options to choose from. The custom grip options are hand-fit at the factory for an overall supreme finish on these revolvers. Grip choices include: polymer black, ivory, pearl, and classic walnut. All of the grips are one-piece and the standard Navy size found on the cattleman model. The Taylor Tuned Cattleman comes ready to shoot out of the box featuring a hand polished action and our custom springs. Taylor's gunsmiths custom tune guns specifically for each order.