Perpetual calendar, 3 hands, date blue minute hand markers
Environmentally safe (No Suggestions) hands and markers,calendar automatically adjusts for odd even months and February leap years
Hardlex crystal, buckle clasp, screw-down case-back
Black strap, blue stitching, black ion finish case and bezel
Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving