TOUS Now GMT automatic watch with stainless steel bracelet. Diameter: 42 mm. Face: dark gray mother-of-pearl. Interior rotating bezel calibrated at 24 hours which rotates using the left crown. Case back: screw-down with round, flat sapphire crystal. Axle centers: 24 synthetic rubies. Functions: hour, minutes, seconds, and 24-hour GMT hand. Waterproof to 10 ATM. Japanese automatic mechanical GMT movement. Bracelet: 21 mm x 20 mm x 70 mm / 21 mm x 20 mm x 70 mm. Adjustable butterfly closure with pushers and safety clasp.