Depending on the model generation, a 80%+ G17 is worth between 375-450$ on average.
100-350 USD or so
100-400
You could expect to pay between $450 - $550 for a basic model with basic accessories in good condition.
No, they are different calibers. A Glock 17 is 9mm and a Glock 23 is .40 S&W. A Glock 22 magazine would fit in a Glock 23.
Depends on condition. About $550-650 new in box, about $300 for well used.
Glock 17
No cause its too short for gun the glock 17bis a bigger size and thr glock 19 is the compact size.
100-400 USD depending on condition, accessories, box, papers.
$17 in good condition
Yes
I believe its the Glock 17.
Dependin on age, overall condition and exact variant between 100-500 USD.