How much is my laptop worth? And where can I sell it?

[Sapphire Medal]

I'm thinking of upgrading my computer to a newer gaming laptop but I'm not entirely sure if the price I put on craigs list is what it's worth or not (may be higher) The specs:

MSI 1756-MS
GPU: GeForce GT 650M
CPU: Intel(R) Core(TM) i7-3630QM CPU @ 2.40 Ghz
RAM: 8GB 2x4 SODIMMS 1600MHz
Resolution: 1980 x 1080 @ 60Hz Active Matrix TFT Color LCD (Matte)
Capacity: 700GB
Microsoft Windows 7 Home Premium

 

[hang-the-9]

Probably worth $500, about a 3 year old gaming system, don't think you can get any more for it.