Features: case / bezel material: stainless steel stainless steel bracelet tough solar mineral crystal black dial analog display neobrite tachymeter scale power reserve mobile link (wireless linking using bluetooth®) dual time (home city time swapping) automatic time adjustment (four times a day) phone finder 1/20-second stopwatch world time daily alarm am/pm indicator battery level indicator full auto-calendar (to year 2099) regular timekeeping accuracy: ±15 seconds per month (with no mobile link function) luminous hands and markers day and date display deployment clasp 100m water resistance approximate case size: 53.5 x 49.2 x 13.1mm