Travel around the world with the newest addition to the Promaster collection. The Citizen® Promaster Navihawk GPS features Satellite GPS Timekeeping technology with synchronized time adjustment available in 27 cities. Pilot's rotating slide rule bezel, chronograph, perpetual calendar, alarm, light level indicator and dual time. This timepiece features a Super Titanium™ case and bracelet. Citizen's Super Titanium™ is 40% lighter than stainless steel and 5 times harder to resist scratches. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number F900.