Driving system	GPS Solar
Caliber Number	8X53
Case coating	Dia shield
Band material	Silicon
Glass	Sapphire crystal
Glass coating	Super-clear coating
Lumi Brite	Hands and indexes
Drive duration	Operating for approx. 6 months (when fully charged), power save: approx. 2 years
Accuracy	Accuracy: Except automatic time reception ±15 seconds per month (average)
Water resistance	20 bar water resistance
Magnetic reluctance	Magnetic resistance
Size	H51.4mm x W46.7mm x D14.5mm
The perimeter of bracelet	225mm
Weight	111g
Driving system	Screw case back Overcharge prevention function Power save World time function (40 time zones) Dual-time Power reserve Time zone adjustment by receiving gps signals from gps satellites, automatic time adjustment function Satellite acquisition status display function Reception result display function Function to prevent the gps signal reception function from working (in-flight mode) Automatic hand position alignment function