Mobement: Quartz

Caliber Number: V157

Movement Type: Solar

Precision: ±15 seconds per month

Power Reserve: Operating for approx. 10 months (when fully charged)

Jewels: 2

Functions: Overcharge prevention function, Quick-start function, Date display

Case Material: Stainless steel

Case Diameter: 41.0mm

Case Thickness: 11.3mm

Case Length (Lug-to-lug): 48.8mm

Distance Between Lugs: 20mm

Crystal: Sapphire crystal

LumiBrite: On hands, indexes, and bezel

Clasp: Three-fold clasp with secure lock, push button release with extender

Bracelet Length: 200.0mm

Water Resistance: 200m / 660ft diver's

Magnetic Resistance: 4,800 A/m

Weight: 157.0g

Features: Unidirectional rotating bezel, Screw-down crown, Screw case back