Caliber Number / Movement
H851 (Solar powered)
 
Power Reserve / Accuracy
Approximately 6 months when fully charged (+/-15 seconds per month)

Crystal
Hardlex crystal
 
LumiBrite
Lumibrite on hands and indexes
 
Case & Band Material
Stainless steel (hard coating) / plastic case with silicone band
 
Water Resistance
200m / 660ft diver’s
 
Case Size
Thickness: 13.8 mm
Diameter: 47.8 mm
Length: 50.5 mm
 
Other Specifications
Screw case back
Screw-down crown
Unidirectional rotating bezel
Alarm function (daily function)
Battery life warning function
Chronograph up to 100 hours in 1/100-second increment
Full-auto calendar correct to 31 December 2100
LED (the built-in illuminating light) function
Power saving (display goes blank and hands stop to save power when left in the dark)