- Resin Glass
- Water resistance
- Case / Bezel Material: Resin / Resin Band
- Regular timekeeping Analog: 3 hands (hour, minute, second)
- Accuracy: #20 seconds per month
- Approx. battery life: 2 years on SR621SW
- Size of case: 37.2??26.5??8mm
- Total weight: 19 g