Case and Design: 45mm stainless steel case 51mm lug-to-lug distance 15mm thickness Unidirectional 120-click ceramic bezel with luminous pip Screw-down crown and caseback Sapphire crystal 500m (1650ft) water resistance  Movement: Miyota 9015 automatic movement 28,800 VPH 24 jewels 42-hour power reserve Parashock system for shock resistance  Dial and Hands: Fully luminous dial, hour markers, and hands Various dial colors available, including white, orange, blue, green, and purple Bold markings and easy-to-read diver-style hands  Band: 22mm stainless steel bracelet with deployant clasp and safety