Scubie,You'll love the Uberti 1873.I have had mine for several years,it's a 45 Colt though.
I'll keep an eye out for one in 357 for ya!
Are you set on the Uberti? Rossi,Marlin,and Winchester also have them in 357.
Here are mine-Uberti 1873,45 Colt
Rossi 92,357 Mag
Winchester 94,44 Mag