Material / Specifications 
Case Size: 1.9 x 1.8 x 0.4 inches (48.5 x 45.4 x 11.8 mm). 
Weight: 1.8 oz (51 g). 
Material: Case: Carbon Resin, Band: Resin 
Construction: Impact resistant carbon core guard construction 
Waterproof: 20 ATM water resistance 
Power Supply/Battery Life: Approx. 3 years. 
Exterior: Inorganic glass. 
Compatible Band Size: 5.7 - 8.5 inches (145 - 215 mm). 
Other: Neo Bright 
World time: 48 cities around the world (31 time zones, with daylight saving set) + UTC time display. 
Stopwatch: 1/100 second (less than 1 hour) / 1 second (more than 1 hour), 24 hour counter, with split 
Timer: Set unit: 1 second, maximum set: 24 hours, measurement in 1 second increments 
Alarm: 5 times and time signal. 
Light: Double LED La, Dial LED (Super Illuminator, Afterglow Function, Afterglow Time Switch (1.5 seconds/3 seconds), LED Back Light for LCD Part (Super Illuminator, Afterglow Function, Afterglow Time Switching (1.5 seconds/3 seconds) Included) 
Light Color: LED White 
Calendar: Full Auto 
Operation sound: ON/OFF switching function 
Accuracy: +/- 15 seconds 
Other: Switch between 12 and 24 hour displays, hand shift function.