EFR-550RB-2ADR

Case / bezel material: Stainless steelOne-touch 3-fold ClaspStainless Steel BandMineral GlassScrew Lock BackBlue ion plated bezel100-meter water resistanceWorld time 29 time zones (29 cities + coordinated universal time)1/20-second stopwatch Measuring capacity: 23:59'59.95'' Measuring modes: Elapsed time, split time, 1st-2nd place timesCountdown timer Measuring unit: 1 second Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)Daily alarm (alarm time is for the city whose time is indicated by dial at 12 o’clock)Date displayRegular timekeeping Analog: 3 hands (hour, minute, second), 2 dials (world time hour and minute, day)Accuracy: ±20 seconds per monthApprox. battery life: 2 years on SR927W