Does the Rolex sapphire mirror have blue light?
No, the sapphire mirror is transparent and can't see blue light. Rolex is a classic brand in Swiss watch industry. The original logo of Rolex watch is a palm with five fingers, which means that the watch of this brand is completely handmade, and then it gradually evolved into a registered trademark of Crown to show its dominance in the watch field and Rolex's leading position in the watchmaking industry.