The Seiko Prospex Speedtimer blends classic sports style with modern precision. It’s powered by Seiko’s in-house 6R55 automatic calibre, offering an accuracy of -15/+25 seconds per day and an impressive three-day power reserve. The striking grey-white contrast dial features luminous accents for legibility, protected by a durable sapphire crystal. Built for performance and everyday wear, it reflects Seiko’s commitment to quality and innovation. • Powered by the automatic movement with 24 jewels and a power reserve of up to 72 hours. • Presented on a silver stainless steel bracelet with push button deployment clasp. • Scratch resistant sapphire crystal glass. • 40mm case width. • 200 metre water resistance.