Caliber Number / Movement
E031 (Solar Eco-Drive)
 
Power Reserve / Accuracy
Approximately 6 months when fully charged (+/-15 seconds per month)
 
Crystal
Mineral crystal
 
Luminous
Nil 
 
Case & Band Material
Stainless steel (rose gold plating) case with metal band (jewelry clasp)
 
Water Resistance
Daily water resistant
 
Dimensions
Thickness: 7.2 mm
Case size: 30.0 mm
 
Other Specifications
Insufficient charge warning function
Overcharge prevention function