A new addition to the Citizen Promaster Sky collection, comes the Promaster Skyhawk Automatic timepiece NB6045-51H which has been constructed with a new mechanical movement. This watch come built with a large easy to read 45mm dial and a whopping 200 meters water resistance. This aeronautical timepiece is a powerhouse, built with a reliable automatic mechanism that features an amazing 50-hour power reserve with the smooth accuracy of -10 / +20 seconds per day, and magnetically resistant up to 16000 A/M. The stainless-steel grey ion plated colour coating adds to the sleek and sophisticated look and functionality of the piece. - Calibre 9054 - Automatic Movement (50-Hour Power Reserve) - 45mm Case Size - Stainless Steel + Grey Ion Plated Case and Bezel - Sapphire Crystal Glass - Accuracy: -10 to +20 seconds/day - GMT - Dual Time - Date - 200 Meters Water Resistant - Magnetic Resistant 16000A/m - Screw Back Case - Screw Down Crown - One-way elapsed time rotating bezel Luminous hands and makers.