Seiko Metronome Casual Line SMW004B Blue WatchProduct Description Experience precision and style with the Metronome Watch Casual Line (Blue) SMW004B. Designed for musicians and rhythm lovers, this innovative wristwatch combines the functionality of a metronome, reference tone generator, and timepiece in one elegant, everyday accessory. With its clear tempo range, precise timing, and durable leather strap, this watch ensures both accuracy and comfort whether you're practicing or performing.