Caliber Number
V157
Movement Type
Solar
Accuracy
±15 seconds per month
Duration
Operating for approx. 10 months (when fully charged)
Exterior
Case Material
Stainless steel (hard coating)
Crystal
Hardlex
Clasp
Three-fold clasp with push button release
Other Details
Water Resistance
Splash Resistant
Case Size
Thickness: 
9㎜
Diameter: 
40.1㎜
Other Features
	
Date display
	
Overcharge prevention function
	
Quick-start function