Zenith Pilot Type 20 Extra Special GMT 48mm DLC Titanium 96.2436.693/51.C779 FJ9PN5 Limited edition of 50 pieces ever produced. The 48mm brushed titanium case with its DLC coating makes this watch extra stealth. Self-winding automatic movement, 50 hours power reserve. GMT second time zone function with easy push button adjuster on the fly. Sapphire anti-reflective crystal. Screw-down crown, water resistant to 100 meters / 330 feet.