Silver-tone stainless steel case and bracelet. Uni-directional rotating green ceramic bezel. Green dial with index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Ball Calibre RR1801-SL automatic movement. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape, case size: 43 mm, case thickness: 14.4 mm. Band width: 21 mm. Fold over clasp with a safety release. Water resistant at 300 meters / 1000 feet. Functions: date, hour, minute, second, moonphase. Roadmaster Series. Sport watch style. Watch label: Swiss Made. Ball Roadmaster Challenger Moonphase Automatic Green Dial Watch DM3150B-S13J-GR.