This Sector timepiece for men showcases a black ceramic and rose gold PVD-coated case on a classy black fabric strap. The sleek black dial of this timepiece offers rose goldtone hands and stick indices along with subdials for the day, date and second time zone. Case: Ceramic and rose gold PVD-coated Caseback: Stainless steel screw-down closed Bezel: Ceramic Dial: Black Hands: Rose goldtone Markers: Rose goldtone stick indices Subdials: 24-hour indicator Calendar: Date subdial at 3 o'clock, day subdial at 9 o'clock Strap: Black fabric Clasp: Pin buckle Crystal: Mineral Crown: Screw-down Movement: Quartz Water resistance: 10 ATM/100 meters/330 feet Case measurements: 43 mm wide x 49 mm long x 11 mm thick Strap measurements: 22 mm wide x 8 inches long Model: R3271639125 All measurements are approximate and may vary slightly from the listed dimensions. Men's watch bands can be sized to fit 7.5-inch to 8.5-inch wrists. Click here to view our Watch Sizing Guide . A screw-down crown (knob) creates a water-resistant seal. To unscrew the crown, turn counter-clockwise and pull/push into position to set time, date, and other functions. To close the crown, press it against the case and turn clockwise.