As of 2014 they go for 5-$600. Great pistol. Very natural fit to the hand, great sights.
50-200 depending on specifics
You will have to contact CZ
it depends if it is a chrome plated gun, then 2000kn-3000kn (300euro's to 400euro's) if not, then maximum price is 150euro's
The resale value of a CZ 52 pistol would actually be highly dependent upon a number of factors. Some of these factors would include the age and condition of the pistol.
100-500 USD
Try e-gunparts.com
50-200 USD or so
It's a refinement of the CZ-50 military pistol from Czechoslovakia. It fires a .32 caliber cartridge.
No sn data.
Not listed in CZ catalog CZ-75's are available in 9mm Para. and .40S&W as well as the CZ-75 Kadet in .22LR. Variants/clones of the CZ-75 are available in many other calibers such as 10mm, .45ACP, and various European 9mm rounds.
CZ does not make a gun by this name. Find a reputable gun shop and have them check what type of pistol you actually have.
I don't know of any published sn data for commercial CZ products.