Seiko SSC939 Prospex PROSPEX SPEEDTIMER

Specifications Movement Caliber Number V192 Movement Type Solar Precision ±15 seconds per month Power reserve Operating for approx. 6 months (when fully charged) Functions Overcharge prevention function 24-hour hand Equipped with small seconds hand Chronograph up to 60 minutes in 1/5 second increments Power reserve indicator Date display Case/Band Case Material Stainless steel Case Size Thickness:13.0mmDiameter:41.4mmLug-to-lug:45.9mm Crystal Curved sapphire crystal Crystal Coating Anti-reflective coating on inner surface LumiBrite on hands and index(es) Clasp Three-fold clasp with push button release Distance between lugs 21 Other Details Water Resistance 10 bar Magnetic Resistance 4,800 A/m Weight 164.0g Features Tachymeter function Screw case back