How much is a used gigabyte geforce gtx 770 4bg worth?

[BeerHobo]

mine is in good condition works like new and is overclocked here the link to a new one on newegg is
http://www.newegg.com/Product/Product.aspx?Item=N82E16814125462&cm_re=geforce_770_4gb-_-14-125-462-_-Product

 

[harboym]

I would say ~$200-250