Ceramic and base metal, black case with a base metal & black and silver-tone ceramic bracelet. Two rows of genuine crystals bezel. Black enamel dial with silver-tone, hour, minute & second hands and diamond index hour markers. Dial Type: Analog. Japanese quartz movement. Scratch resistant mineral with sapphire coating crystal. Push/pull crown. Screw-down case back. Case diameter: 18.5 x 23 mm. Case thickness: 7.5 mm. Rectangle case shape. Band width: 15 mm. Band length: 7.5 inches. Jewelry clasp. Water resistant at 10 meters (33 feet). Functions: hour, minute, second. Akribos XXIV Ceramic Ladies Watch AK522BK.