You drop an aluminum Apple Watch and potentially face seeing a cracked screen. Sapphire can crack, but it is more durable than the Ion-X glass. Actually, the real benefit from Sapphire Glass is the scratch resistance. Its a less flexible glass and would be more prone to cracking than the Ion-X glass. The guy must have money to burn. It's amazing how cloudy and reflective the sapphire looks compared to the gorilla glass in that video. While I don't notice this in daily use with my F6x sapphire, it's pretty obvious in the video. However, the video also makes pretty clear (pun intended) that the gorilla glass is more scratch prone than the A from Cantor Fitzgerald analyst Brian White noted that sapphire glass accounted for about 11 percent of GT’s sales this year — around $28.9 million in revenue. In 2014, GT expects to make h1Xchjr.