Basic Information

• Case size (L× W× H): 25.2 × 19.5 × 6.2 mm
• Weight: 16 g
• Case and bezel material: Stainless steel
• Water resistance: Water Resistant
• Power supply and battery life: Approx. battery life: 2 years on SR621SW

Exterior

• Glass: Mineral Glass
• Compatible band size: The ring has an inner diameter of 20 mm and a circumference of 62.8 mm, fitting a size 22 finger (US 10.5, EU U). Two size-adjusting spacers in size 19 (19-mm inner diameter) and 16 (18-mm inner diameter) are included.

Watch Features

• World time: Dual time
• Stopwatch: 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99
• Alarm/hourly time signal: Time flash (daily and every hour on the hour) * The Time Flash light may not be visible when ambient lighting is bright. * Time Flash is intended for entertainment purposes.
• Light: LED backlight May not be visible in bright light.
• Light color: LED:White
• Calendar: Auto-calendar (28 days for February)
• Accuracy: Accuracy: ±30 seconds per month
• Other features: 12/24-hour format Regular timekeeping: Digital: Hour, minute, second, pm, month, date, day