Product Description Movement Calibre Number 8T67 Movement Type Quartz Accuracy ±15 seconds per month Battery life Approx. 3 years Exterior Case Material Stainless steel Crystal Curved Hardlex LumiBrite Lumibrite on hands and indexs Band Material Calfskin Other Details Water Resistance 10 bar Case Size Diameter: 42.7 ㎜ Other Specifications Screw case back Other Features Chronograph up to 12 hours in 1/5 second increments Date display Equipped with small seconds hand