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

Movement: Automatic with manual winding capability

Accuracy: +/-1 seconds per day (+/-15 seconds per month)

Jewels: 30

Power Reserve: Approximately 72 hours

Case Thickness: 14.7mm

Case Diameter: 44.8mm

Case Length: 50.9mm

Case Material: Titanium case with super-hard coating

Crystal Material: Sapphire crystal with super-clear coating

Water Resistance: 10 bar, 100 meters (330 feet)

Dial Color: Blue

Strap: Titanium bracelet with super-hard coating

Lug Width: 22

Bezel: Rotating GMT bezel

Hand: GMT hand

Crown: Screwdown crown

Clasp: Tri-fold push button release clasp

Water Resistance: Upto 10 bar, 100 meters (330 feet)