Caliber Number / Movement
8637 (Solar Eco-Drive)
 
Power Reserve / Accuracy
Approximately 6 months when fully charged (+/-15 seconds per month)
 
Crystal
Mineral crystal
 
Luminous
Lumibrite on hands and indexes
 
Case & Band Material
Stainless steel case with metal band (three-fold clasp with push-button release)
 
Water Resistance
100m / 10 bar
 
Dimensions
Thickness: 10.0 mm
Case size: 43.0 mm
 
Other Specifications
Day, date and 24-hour display
Insufficient charge warning function
Overcharge prevention function