Stainless steel case with a black leather strap-Unidirectional bezel-Black dial with luminous hands and index hour markers-Tachymeter scale appears around the outer rim-Dial Type: analog-Date display appears at the 4 clock position-Chronograph - three sub-dials displaying: 24 hours-60 minutes and 60 seconds-Quartz movement-Scratch resistant mineral crystal-Case diameter: 43 mm-Case thickness: 13 mm. Tang clasp. Water resistant at 100 meters- 330 feet. Functions: hours-minutes-seconds-date-chronograph-tachymeter. Sport watch style. Citizen Eco Drive Black Chronograph Dial Men's Watch AT0810-12E.