Movement
Accuracy:-15/+25 seconds per day
Calibre:6R54
Movement Type:Automatic with Manual Winding
Power Reserve:72 Hours
Jewels:24

Exterior
Dial Colour:Black
Case Material:Stainless steel (Super Hard Coating)
Strap/Bracelet:Calfskin
Clasp:Three-fold clasp with push button release
Case Diameter:40.2mm
Case Thickness:12.4mm
Case Length:48.0mm
Lug Width:20.0mm

Other Specifications
Water Resistance:10 bar
Weight:87g
Crystal Coating:Anti-reflective coating on inner surface
Crystal Type:Dual-curved sapphire crystal
Other Specifications:Screw case back, See-through case back, Urushi lacquer dial
Watch Function:24-hour hand, Stop seconds hand function
Magnetic Resistance:4,800 A/m