Price: $100 million
Sold For: 100 million….but read on.

Controversial artist Damien Hirst has pickled sharks and other animals in formaldehyde, but his decision to cover an old skull in platinum and diamonds may turn out not to be his worst endevaor ever. Upon completion, Hirst attempted to sell his piece (which is called "For the Love of God") and he had no single collector ready to bite but luckily enough……an investment group bought it for the full $100 million – oh yeah….an investment group he happens to be a member of. 

Source: Walletpop.com