Smith and Wesson makes parts in batches. There is no guarantee that a frame made and serial numbered today will be built today. The best you can do is to get the approximate date it was shipped from Smith and Wesson to a distributor. If you had provided the serial number, an answer could be given.
Proofhouse.com has serial numbers for Colts. Yours is somewhere in the early to mid 50's
Early 80's
You will have to call S&W with the serial number to find out.
No Model 27 has that serial number.
Call S&W and they will tell you.
The 357 magnum model 27 was produced in 1935 and ceased in 1994 That serial number dates to late 1953 early 1954 time frame.
You will have to call S&W.
that sn is not in any S&W reference I have.
If you call S&W, they will tell you when it left the factory.
You will need to get a letter from S&W
80s
r By calling S&W with the serial number.