Seiko Speedtimer Solar Chronograph. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. Combining precision timing with wearability and the energy efficiency of solar power, this exceptional watch, inspired by Seiko's first precision chronographs, developed for international sporting competitions in 1964, provides chronograph measurement of up to 60 minutes of elapsed time in 1/5-second increments and includes a split time function. The solar cell, powered by any light source, with no battery change required, offers a 6-month power reserve when fully charged. Framed by a black tachymeter bezel, the white dial, with distinctive sand-blasted texture, features three black subdials, including a 24-hour indicator, as well as a date calendar and beige LumiBrite hands and markers. In stainless steel, with curved anti-reflective sapphire crystal, this rugged timepiece also offers the security of a screwdown caseback and tri-fold push button release clasp. 10 bar, 100M Water Resistant
Model: SSC813
Collection: Prospex
Gender: Men
Dial Color: White
Strap Material: Stainless Steel
Strap Detail: Stainless steel bracelet
Lug Width (Mm): 20
Movement: Solar Chronograph
Caliber: V192
Movement Detail: Caliber V192Powered by light energy - no battery change required6-month power reserve once fully charged
Case Material: Stainless steel case
Case Diameter (Mm): 39
Case Thickness (Mm): 13.3
Case Length (Mm): 45.5
Crystal Type: Curved sapphire crystal with anti-reflective coating on the inner surface
Water Resistance: 10 bar, 100 meters (330 feet)
Seiko Speedtimer Solar ChronographDesign inspired by Seiko's first precision chronographs, developed for international sporting competitions in 1964Chronograph measures up to 60 minutes of elapsed time in 1/5-second increments with split time measurement functionWhite dial with sand-blasted texture and black subdialsDate calendar24-hour subdialBeige LumiBrite hands and markersBlack tachymeter bezelScrewdown casebackTri-fold push button release clasp