Crystal collection features out of models with 15.4" (AMD) and 13.3" (Intel) displays, encoated with Swarovski crystals on the top and around the touchpad. Top is also extra-protected with UV shiny coating which should prevent scratches. MSI claims that the crystals aren't sharp to cause broken nails, but still some caution is advised. µ
Bling factor is guaranteed, how about usability?