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. Meeting ISO standards for scuba diving to depths of up to 300 meters, this powerful saturation diver is crafted of light and durable titanium with a black super-hard coating for nearly doubled hardness and features a screwdown caseback and crown, as well as a black silicone strap. The rich black dial, framed by a one-way rotating elapsed timing bezel, includes a power reserve indicator, date calendar, and LumiBrite hands and markers, and is topped by a sapphire crystal with anti-reflective coating on the inner surface. 300m Water Resistant. 

Features

Movement:   Caliber 5R65
 • Accuracy: +/-1 seconds per day (+/-15 seconds per month)
 • 30 jewels
 • Power reserve: approximately 72 hours
 Diameter: 44.8
 Case: Titanium case with black super-hard coating
 Crystal: Sapphire crystal with anti-reflective coating on the inner surface
 Strap: Black silicone strap 
 Water Resistance: 300 meters (1,000 feet), follows ISO standards and is suitable for saturation diving Features:
 • Prospex LX
 • Spring drive
 • Automatic with manual winding capability
 • One-way rotating elapsed timing bezel
 • Black dial
 • Power reserve indicator
 • Date calendar
 • LumiBrite hands and markers
 • Screwdown crown