Analog Automatic Chronometer Men's Watch, Black Dial with Stainless Steel Case and Bracelet, Uni-directional Bezel with Inlaid Black Ceramic Ring, Luminous Silver-tone Hands & Index Markers including Arabic Numerals at 3/6/9/12, Minute Markers on Outer Rim, Calibre 8912 Movement (39 Jewels), Co-axial Escapement, 25200 vph Frequency, ~60 Hour Power Reserve, Scratch Resistant Sapphire Crystal, Screw-down Crown, Transparent Case Back, Round Shape Size 41mm, Band Width 21mm with Fold Over Clasp, Water Resistant to 300m/1000ft, Functions: Hours, Minutes, Seconds, Chronometer Accuracy, Swiss Made, Complete Accessories Included