Seiko Astron GPS Solar Chronograph SSE017

Caliber: 8X82

Movement: GPS Solar Chronograph

Radio: GPS controlled time and time zone adjustment

Chronograph: up to 6 hours in 1/5 second increments

Calendar: Perpetual correct to the year 2100, Signal reception result indication

World Time: function (40 Time Zones), Daylight Saving Time function, Power save function

Accuracy: +/-15 seconds per month (without receiving a time signal and at temperatures

Case Diameter: 44.6mm

Case Thickness: 13.3mm

Case Material: Stainless steel with black hard coating with ceramic bezel

Water Resistance: 10 Bar, Magnetic resistance 4,800 A/m

Band: Extra-strength silicon with three-fold clasp with push button release

Glass: Sapphire crystal with super-clear coating