Upgrade your timekeeping with the With its sleek design and advanced features, the Seiko Prospex Speedtimer Watch SFJ009P is a top choice for watch enthusiasts and professionals alike. Boasting a powerful quartz movement and water-resistance up to 200 meters, this watch provides accuracy and durability in any situation. Plus, its luminous hands and markers make it easy to read in low-light conditions. Perfect for those who demand the best in timekeeping performance.1. With its 8A50 solar chronograph calibre, this watch accurately measures elapsed time in 1/100th of a second increments. Plus, the LumiBrite feature on the hour hands and markers ensures easy reading even in low light conditions. A must-have for any watch enthusiast or athlete.