EFV-540DC-1B

Battery Life / Accuracy
Approximately 3 years (+/-20 seconds per month)

Crystal
Mineral crystal

Luminous
Luminous on hands and indexes

Case & Band Material
Stainless steel case with metal band (three-fold clasp with push-button release)

Water Resistance
100m

Case Size
Thickness: 12.1 mm
Diameter: 43.8 mm
Length: 48.5 mm

Other Specifications
Screw case back
1-second stopwatch
Regular timekeeping (analog display)
Date and 24-hour display