Police outside the Carlton hotel, in Cannes, southern France, the scene of a daylight raid, Sunday, July 28, 2013. A staggering $136 million worth of jewels and diamonds were stolen Sunday from the Carlton Intercontinental Hotel in Cannes, on the French Riviera. (AP Photo/Lionel Cironneau)

French diamond heist estimate: $136M

Wearing a scarf to mask his face, the gunman held up at least three security guards and then fled the luxury Cannes hotel roughly a minute l…