The Seiko SSC915P1 Prospex Speedtimer 'Go Large' is a solar-powered watch boasting 100m water resistance. Its classic chronograph features a black dial, stainless steel case, and bracelet with a three-fold clasp and push-button release. The Curved Sapphire Crystal glass has an anti-reflective coating. This design enhances the popular ‘Speedtimer’ collection with an increased case size of 41.4mm, offering practicality and visibility with a tapered bracelet, aluminium bezel, and tachymeter. It charges conveniently from both natural and indoor lighting. Powered by the Seiko Solar V192 movement, the SSC915 maintains an approximate accuracy tolerance of +/- 15 seconds per month and a 6-month power reserve once fully charged. Lumibrite hands and markers ensure visibility at night. It features a screw case back, Tachymeter function, 24-hour hand, chronograph up to 60 mins in 1/5 second increments, date display, small second hand, overcharge prevention function, and a resuming electric power generation display. Highlights include its classic finish, the 41.4mm case size with curved Sapphire crystal, and solid feel. - Caliber No. V192 - Solar Powered – Powered by any light source - +/-15 seconds a month at normal temperature range (5°C and 60°C) - 6 Months Power Reserve - 41.4mm Case Size - 13mm Case Thickness - Stainless Steel Case and Bracelet - Sapphire with Anti-Reflective Coating on the Inside - Pull out Crown - Stopwatch Measures 60 Minutes In 1/5th Of A Second Increments with Split Time Capability - Power Reserve Indicator - Tachymeter - 100 Meters Water Resistant