Mineral GlassWater ResistantStainless Steel BandTriple-fold ClaspDate, day displayRegular timekeepingAnalog: 3 hands (hour, minute, second)Accuracy: ±20 seconds per monthApprox. battery life: 3 years on SR626SWSize of case: 30.4 × 25 × 9.2 mmTotal weight: 52 g