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

Crystal
Hardlex

LumiBrite
Lumibrite on hands and indexes

Other Details
Water Resistance
200m / 660ft diver's

Case Size
Thickness: 11.6 ㎜
Diameter: 43.5 ㎜
Weight
171.0 g
Other Specifications
Screw case back
Screw-down crown
SPECIAL EDITION on the case back
Three-fold clasp with secure lock
Unidirectional rotating bezel
Other Features
Date display
Overcharge prevention function
Quick-start function