From the way you describe it, you have a virtually new gun.

And in 3-inch no less! Think of the value/price closer to $450 or more.

The prices of Smiths from the last century---boy, that sounds funny to write or say---are going up, up and up.

Heck, why would a someone want to pay a lot, lot more for some newly manufactured piece with the lock on it such as one of those Night Guards or whatever they're called?