Prospex LX Collection. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line follows every challenge with technological excellence and style. Powered by a Seiko Spring Drive movement, this precision timepiece combines a 30-jewel automatic movement with a quartz regulator for accuracy to +/- 1 second per day, +/- 15 seconds per month. With a power reserve of approximately 72 hours, the movement can be wound manually or automatically. Crafted of light and durable titanium with a super-hard coating for nearly doubled hardness, this superbly reliable watch features a screwdown caseback and crown, as well as a tri-fold push button release clasp. The deep blue dial, framed by a blue and black rotating GMT bezel, includes a power reserve indicator, date calendar, red GMT 24-hour hand, and LumiBrite hands and markers, and is topped by a sapphire crystal with super-clear coating. 10 bar, 100M Water Resistant.
Caliber 5R66 Accuracy: +/-1 seconds per day (+/-15 seconds per month) 30 jewels Power reserve: approximately 72 hours Case Diameter: 44.8mm Case Thickness: 14.7mm Case Length: 50.9mm Prospex LX
Prospex LX Spring drive GMT Automatic with manual winding capability Rotating GMT bezel Blue dial GMT hand Power reserve indicator Date calendar LumiBrite hands and markers Screwdown crown Tri-fold push button release clasp Water-resistant to 10 bar, 100 meters (330 feet) Caliber 5R66