Driving system	Automatic with manual winding
Caliber Number	4R36
Case	Stainless steel
Band material	Stainless steel
Glass	Sapphire crystal with magnifier
Glass coating	Anti-reflective coating
Lumi Brite	Lumibrite on hands and indexes
Drive duration	Approx. 41 hours
Accuracy	45 to -35 seconds per day
Water-resistance	20 bar
Magnetic-reluctance	Equipped
Size	H47.7mm × W45mm × D13.2mm
The perimeter of bracelet	198mm
Weight	198g
Others	Stop seconds hand function Screw case back Day/Date display (English and Japanese Kanji Day Wheel (switchable)) Screw-down crown 24 jewels SPECIAL EDITION on the case back