Specifications
Basic Information
Case size (L× W× H)
 
44.5 × 34 × 9.3 mm
Weight
 
116 g
Case and bezel material
Stainless steel
Band
Stainless Steel Band
One-touch 3-fold Clasp
Water resistance
50-meter water resistance
Power supply and battery life
Approx. battery life: 3 years on SR621SW
Exterior
Glass
Mineral Glass
Compatible band size
150 to 205 mm
Watch Features
Moon data
Moon phase
Accuracy
Accuracy: ±20 seconds per month
Other features
Regular timekeeping: Analog: 3 hands (hour, minute, second), 3 dials (date, day, moon phase)