Specifications: Automatic movement with manual winding capacity Calibre 4R36 Power reserve: Approx. 41 hours 24 jewels Stainless steel case (hard coating) Unidirectional rotating bezel Black nylon strap Green camouflage dial LumiBrite on hands and indexes Day and date display at 3 o'clock position Stop seconds hand function See-through case back Screw case back Hardlex crystal Water resistance: 100m (10 bar) Case diameter: 42.5mm Case thickness: 13.4mm Lug-to-lug: 46mm Lug width: 22mm 1 year Seiko international warranty