100-1000 or so depending on specifics
Need to know caliber, barrel length and whether it is a revolver or semi-auto pistol in order to answer.
100-400 or so
Need to know caliber, barrel length, whether its a revolver or semi-auto, if a revolver is it DA or SA, finish, overall condition, does it have the original box, papers, all markings,etc..
Depends on model (and there are DOZENS of models of High Standard pistols) and the condition.
50-150 USD or so
Can't be answered without knowing caliber, barrel length, number of shots, finish, whether a revolver or semi-auto.
gun shops, gun shows, estate sales, pawn shops, garage sales, for sale ads, want ads
Can't be accurately answered without knowing if it is a revolver, semi-auto, caliber, finish, barrel length and all markings.
Caliber is .45 GAP (Glock auto pistol)
About $100-$125
Can't be answered. It's like asking "I have a 4 door car and it says Bel Air, what is it, who made it and what is it worth. What engine does it have?"
it is worth about £278/$313.