Caliber Number / Movement
B620 (Solar Eco-Drive)
 
Power Reserve / Accuracy
Approximately 9 months when fully charged (+/-15 seconds per month)
 
Crystal
Mineral crystal
 
Luminous
Lumibrite on hands and indexes
 
Case & Band Material
Stainless steel (black ion plating) case with urethane rubber strap
 
Water Resistance
100m / 10 bar
 
Dimensions
Thickness: 14.0 mm
Case size: 48.0 mm
 
Other Specifications
Date and 24-hour display
Insufficient charge warning function
Overcharge prevention function
Chronograph up to 60 minutes in 1/5-second increment