SEIKO METRONOME WATCH セイコーメトロノームウォッチ [Limited Edition] Monotone Classic Band Type SMW006AP New, Unused Instruction Manual, Warranty Dial Color: White Belt Color: Black Equipped with a metronome function, it can also be used as a regular watch. ◯ Drive System: Battery-powered quartz ◯ Main Functions: Time, Metronome, Reference Tone ◯ Power Source: CR 2016 x 1 ◯ Battery Life: Approximately 2 years ◯ Water Resistance: Water resistant for daily use ◯ Band Material: Leather (Cowhide) ◯ Case Diameter: Thickness: 10 mm, Width: 36.5 mm, Length: 39.6 mm ◯ Weight: 48g ◯ Wrist Circumference (Maximum): 185mm ◯ Band Width: 18mm Although it is a new, unused item, it has been stored at home, so we appreciate your understanding. Please refrain from purchasing if you are looking for a perfect item or are very sensitive to details.