One of the best deals around right now is a ex-Czech Police issue pre-B CZ-75. They can be bought for around $300 and with a weekends worth of work, and $50 in springs, grips and Duracoat, they can rival something that would cost an easy $500 elsewhere. The 92's and later can use MecGar 16 round mags and with a bit of work, the early ones can as well. Here is what $289 will buy:
and what a weekends worth of fun can turn it into:
and what a weekends worth of fun can turn it into: