Now here’s a bargain. Kris Humphries, Kim Kardashians hubby for 72 days, is auctioning off a massive 20 carat diamond engagement ring he gave her. According to Us Weekly, the ring is on the docket for the October 15 sale at Christie’s auction house in New York. Interested? The ring could go for $300,000 to $500,000. Hey that’s a bargin, Kris reportedly paid a cool $2 million bucks! What a deal! Face Book.