quartz 45mm Highlights - 45mm - Navy blue - Stainless steel case - Round face - Index dial - Baton hands - Chronograph counters - Date indication - Two chronograph pushers - Screw-down crown - Rotating bezel - Pin-buckle fastening - Quartz movement Imported Composition Recycled Polyurethane 100%, stainless steel 100%, Sapphire Crystal 100% SIZE & FIT Measurement DIAMETER 1.77 in(4.5 cm)