Quartz movement Case / bezel: Ion plated Stainless Steel Band Triple-fold Buckle Day of the week wide display Date display Regular timekeeping Analog: 3 hands (hour, minute, second) Accuracy: ±20 seconds per month Approx. battery life: 3 years on

Quartz movement Case / bezel: Ion plated Stainless Steel Band Triple-fold Buckle Day of the week wide display Date display Regular timekeeping Analog: 3 hands (hour, minute, second) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR920SW Size of case: 46.6 X 39.9 X 8.9 mm Total weight: 104 g 50m Water resistance