Yes.
Impossible to answer without a DETAILED description of ALL markings, barrel length, sights, caliber, accessories, box, papers, etc..
Several German pistols used the 7.65mm cartridge. The Walther PP & PPK, the Mauser Hsc are just a couple of them.
The 7.65mm Mauser rifle is MORE than adequate for deer hunting- IF a soft point hunting cartridge is used. Full metal jacket military ammo should not be used for hunting.
20-200 USD or so
Model 765 was in production from 1948 - '52.
To determine the age of a Mauser 765 with the serial number 213114, you would need to refer to specific production records or databases associated with Mauser firearms. Generally, Mauser pistols were manufactured in various periods, particularly during the early to mid-20th century. If you can find the specific model and its production year associated with that serial number, you can ascertain its age. You might also consult a firearms expert or collector who specializes in Mauser models for more precise information.
$175 if in good condition
.32 caliber
Possible.
50-100 or so
Try these websites ......WWW.cheaperthandirt.com.......WWW.gunsamerican.com
$100