Canon 5D Mark III for $2559 – Deal Alert May 20, 2014 By Eric Reagan ebay (via allnewshop) has the Canon 5D Mark III for $2599.99 (reg. $3399) in limited quantity. Check it out here on ebay. Please note: This is probably a gray market camera or it was part of a kit that the seller broke up to sell separately at a discounted rate. At the time of this post, ebay seller allnewshop has a 99.4% positive rating on ebay.