At that time the Model 60 featured a 1.875" barrel and was chambered solely for the .38 Special. Like the Model 36 (Model 50), S&W produced a limited-production version with adjustable sights, the Model 60-1 Chief's Special Target.
At that time, the Model 60 had a 1.875" barrel and was exclusively chambered for the .38 Special caliber. This is comparable to the Model 36 (Model 50), which also featured adjustable sights in a limited-production version, known as the Model 60-1 Chief's Special Target.