Case / bezel: ion plated, triple-fold clasp, stainless steel band, mineral glass, water resistant, regular timekeeping, analog: 3 hands (hour, minute, second), 3 dials (24-hour, date, day), accuracy : ?ñ20 seconds per month, approx. battery life: 3 years on sr920sw, case size:: 47??41.5??8.6mm, total weight:: 96g.