Driving system	Radio sync solar
Caliber Number	1B35
Case coating	Dia shield
Glass	Sapphire crystal
Glass coating	Super-clear coating
Lumi Brite	Hands
Drive duration	Operating for approx. 6 months (when fully charged), power save: approx. 1.5 years
Accuracy	Accuracy: Except automatic time reception ±15 seconds per month (average)
Water resistance	10 bar water resistance
Magnetic reluctance	Magnetic resistance
Size	H33.5mm x W28mm x D7.6mm
The perimeter of bracelet	177mm
Weight	32g
Driving system	Mother of pearl dial with diamonds Against allergy to nickel Overcharge prevention function Quick-start function Power save Full-auto calendar correct to the december 31, 2099 World time function (25 time zones) Radio signal receiving function (receives official standard frequencies of Japan, China, United States, and Germany) Automatic reception function Manual reception function Reception result display function Automatic hand position alignment function