The Atlas Sapphire comes standard with a virtually scratch proof sapphire crystal and features a unique blue dial custom designed for this release. Blue luminous to ensure legibility after nightfall. Engineered in solid titanium, to be so light, you will forget it is on your wrist. The Atlas offers unparalleled comfort, legibility and rock-solid water-resistance. But don’t let the light weight fool you. This watch is a heavy-duty performer, guaranteed.