Case / bezel: Ion plated One-touch 3-fold Clasp Stainless Steel Band Mineral Glass 50-meter water resistance Date, day and 24-hour indicator Regular timekeeping Analog: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour) Accuracy: ?ñ20 seconds per month Approx. battery life: 3 years on SR927SW Size of case : 48.5??42??9.7mm Total weight : 128g