Impossible to tell from just the sn. if you found the serial number, you will be able to find the caliber of the pistol somewhere carved in the metal.
many makers have used that sn
Can't tell the caliber from just the serial number.
@ 1884
Rifle or pistol?
No way to answer without the serial number.
100-10000 USD
Small inexpensive pistol
1911
about 1920
Around 1931
50-400 usd
@1914