Case: resin. Caseback: Stainless steel, screw-down. Bezel: resin, Fixed. Dial: black. Hands: none. Markers: none. Calendar: day-date-and-month, Digital. Additional dial features: Digital compass, altimeter, barometer, thermometer, atomic timekeeping, backlight, 5 alarms, timer. Strap: titanium, grey. Clasp: deployment-buckle. Crystal: mineral. Crown: Function Pusher. Movement: Quartz. Power reserve: 6 months. Water resistance: 20 ATM/200 meters/660 feet. Case measurements: 55 mm wide x 55 mm long x 15 mm thick. Strap measurements: 21 mm wide x 8.5 inches long. Box measurements: 4 inches wide x 5 inches long x 4 inches high. Model: PRW2500T-7. All measurements are approximate and may vary slightly from the listed dimensions. Mens watch bands can be sized to fit 7.5-inch to 8.5-inch wrists.