Quartz solar caliber 5X53 powered by the energy of light (sun)
GPS Solar for accurate time anywhere in the world
Titanium case and bracelet resistant to metal allergies
Double anti-reflective sapphire crystal (no effect)
Water resistant 200 meters 
Overcharge prevention function
energy saving
perpetual calendar
World time function (39 time zones)

Dual time display
Power reserve
Airplane mode
Automatic hand alignment function

Availability of date and day of the week
Dimensions: height 50.3mm, width: 42.8mm, thickness / arm circumference (longest) 188.0 mm
Made in Japan for Japan.