Instantly upgrade your look with this handsome black watch from Concord. With a sleek white color, a convenient calendar and comfortable strap, this watch is the perfect way to stay on time and fashionable. Case: Stainless steel, rubber Caseback: Screw-down Bezel: Stainless steel, rubber, diamonds Dial: Silvertone Stone accents: Fifty (50) white diamonds Hands: Silvertone luminescent Markers: Diamonds Functions: Two Hand, Small Seconds, Date Calendar: Date at 12 o'clock Band: Stainless steel bracelet Clasp: Double-folding with push button Crystal: Scratch-resistant Sapphire Crown: Screw-down Movement: Swiss Mechanical Automatic Certified Chronometer Water resistance: 20 ATM/200 meters/660 feet Case measurements: 45 mm wide x 43 mm long x 13 mm thick Band measurements: 29 mm wide x 7.5 inches long Model: 0320044 Imported 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. NOTE: Click here regarding the important return policy of this watch