The 0900 – World Time Chronometer is an elegant, masterfully designed chronometer wristwatch presented in an 18 carat solid rose gold case (40mm/36.7gr) with a front sapphire crystal and the option between a sapphire crystal display back or a gold screw down back. Housing a COSC certified in house movement (21 jewels/28,800 vph) the 0900 operates uniquely, using the 12h markings on the outer bezel for local time and using the 24h numerals on the dial for international time, supported by a 38 hour power reserve. The 0900-A’s dial is an applied enamel dial with a black outer rim containing applied 24h gold arabic numerals and black/gold hands. The ivory white center disk features 24 time zone cities as follows: Geneva (Switzerland); Cairo (Egypt); Baghdad (Iraq); Mauritius (Mauritius); Bombay (India); Calcutta (India); Bangkok (Thailand); Shanghai (China); Tokyo (Japan); Sydney (Australia); Nouméa (New Caledonia); Auckland (New Zealand); Midway (Midway Atoll); Honolulu (Hawaii); Juneau (Alaska); San Francisco (California – USA); Denver (Colorado – USA); Mexico City (Mexico); New York (New York – USA); Buenos Aires (Argentina); Rio De Janeiro (Brazil); Azores (Portugal); Dakar (Senegal); London (England – UK). The 0900-A comes standard with a burgundy genuine crocodile skin strap and a gold plated buckle or an 18 carat solid gold buckle upon request.