The Seiko SSC218P Le Grand Sport Solar Alarm Gents Watch is a modern piece with the reliability and functionality of a classic watch. Apart of the Le Grand Sport Collection and operated by solar power, the chronograph piece features a thick charcoal stainless steel casing with gold-toned features. The stylish black dial includes three sub dials, including an alarm, which can be adjusted to a second time zone, and a date window and stop watch.- Caliber Number V172- Solar Powered- Precision ±15 seconds per month- Operating for approx. 6 months (when fully charged)- Overcharge prevention function- Chronograph up to 60 minutes in 1/5 second increments- Alarm function (single-time alarm)- Date display- Stainless Steel (hard coating)- 11.2mm Case Thickness- 41.5mm Case Size- Sapphire Crystal - Three-fold clasp with secure lock, push button release- 100 Meters Water Resistant - Screw case back