This Prospex Speedtimer features a dark green dial with a captivating and lustrous radial finish, inheriting the design looks of the classic Seiko chronographs from the 60s & 70s, introducing modern twists. The piece has solar functionality allowing the battery to be continuously charged by any light source. Paired with a power indicator on the dial, to showcase its 6-month power reserve. Additionally, this model has chronograph functionality, giving the ability to measure elapsed time. It has an in-house quartz solar V192 calibre movement with an accuracy of +/- 15 seconds per month, and 100m water resistance. Prospex is a combination of the words ‘Professional’ and ‘Specifications.’ Seiko Prospex timepieces are designed to be practical, reliable and durable; to meet the high standards required in extreme environments for sports lovers and adventure seekers alike.