This solar chronograph watches inherits the iconic designs and styles of the Speedtimer series from the 1960s 70s and is powered by Seiko's solar Caliber V192, which has a 60 minute chronograph, a 24 hour sub dial, and features a power reserve indicator that is displayed at the touch of a button. This model features a dial that expresses the brilliance and transparency of a Crystal Trophy, which honors the challenges of athletes. It has a special coloring that combines elegance and sportiness. With a transparent pale blue color and a sunray finishing that reflects light beautifully, the chronograph second hand and the minute hand at 6 o'clock are linearly aligned and colored white to enhance the legibility of the chronograph functions. It features curved sapphire glass with anti reflective coating on the inner surfave, LumiBrite on the hands and indexes, date display and an overcharge prevention function.