How much could I sell this system for?

[siviprime]

The specs are:
Intel Core i5-3350
Intel DQ67SW motherboard (very good board)
8GB DDR3 RAM (brand new)
GTX 680 (only used for light gaming)
GameMax Silent Case (brand new)
Corsair VS550 PSU (brand new)
250GB SSD (brand new)
1TB HDD
TP-Link WiFi Adapter (brand new)
Gaming Keyboard and Mouse (brand new)
Genuine copies of Windows 10 Pro &
Office 2016

Could I get £450 for this?

 

[lazo1999]

and maybe 500