Stainless steel case and stainless steel bracelet. Fixed stainless steel bezel. Blue dial with black hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Perpetual calendar. Three sub-dials displaying: 12/24 hour, function, power reserve indicator/day. Citizen caliber Eco-Drive W770 quartz movement. Solid case back. Round case shape. Case size: 48 mm. Deployment clasp with a push button release. Water resistant at 100 meters / 330 feet. Functions: perpetual calendar, chronograph, alarm, date, day, GMT, second time zone, hour, minute, second, power reserve indicator, Bluetooth, solar-powered. Proximity Series. Sport watch style. Watch label: Japan Movt. Citizen Proximity Perpetual Alarm Chronograph Quartz Blue Dial Mens Watch BZ1021-54L.