Mechanical movement 2623H with 16 Ruby jewels. Hand-winding. 24-hour dial. Rotating dial (bezel ring). World Time - the local time in different cities. All around the World. Cities in English. Shock-proof balance. Central second hand. Guaranteed accuracy from -20 to +40 seconds/day (20+-5°C)). Fully wound watch runs not less than 42 hours. Diameter: 40 mm (42 mm inc.crown) x h 10 mm. Comes with leather band.