Apple Watch sapphire rivals those of classic sapphire watches (Video)

9 to 5 Mac (blog)Apple Watch sapphire rivals those of classic sapphire watches (Video)9 to 5 Mac (blog)There's certainly a benefit to Apple's use of sapphire crystal on Apple Watch. It's extremely scratch resistant (even though stainless steel may not be) and will hold up over time, but how does it compare to sapphire crystal used in traditional watches ...and more »