Case / bezel material: Stainless steelStainless Steel BandOne-touch 3-fold ClaspRose gold ion plated bandScrew Lock BackMineral GlassRose gold ion plated case100-meter water resistanceWorld time 24 time zones (24 cities)Alarm (one-time)Low battery warningDate displayRegular timekeeping Analog: 3 hands (hour, minute, city), 3 dials (world time hour and minute, second, alarm hour and minute)Accuracy: ±20 seconds per monthApprox. battery life: 3 years on SR927W