Seiko SMW009A Standard Line Metronome Watch
Product Overview
The Seiko SMW009A Standard Line Metronome Watch combines elegant design with precise musical functionality. Featuring a metal mesh black strap, this quartz-powered watch is perfect for musicians and music enthusiasts who need reliable timekeeping and accurate metronome performance.
Equipped with both a metronome and tuning reference sound, the watch allows tempo adjustments from 40 to 304 BPM and provides six reference tones (A-440/442/443Hz, B♭-440/442/443Hz) with high precision.
Key Features
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Official Seiko SMW009A Standard Line watch
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Quartz-powered, battery-operated (CR 2016)
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Metronome function: 40–304 BPM, 41-step fixed, ±0.2% accuracy
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Reference tone function: 6 pitch options, ±1 cent accuracy
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Average monthly clock accuracy: ±15 seconds
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Metal mesh black band with adjustable length up to 19.5 cm
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Daily life water resistance
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Lightweight: 72 g
Technical Specifications
| Feature | Specification |
|---|---|
| Case Thickness | 10 mm |
| Case Width | 36.5 mm |
| Case Height | 39.6 mm |
| Band Width | 18 mm |
| Band Material | Stainless Steel |
| Max Wrist Size | 19.5 cm |
| Battery Life | Approx. 2 years (based on daily use scenarios) |
Notes
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Suitable for everyday wear, casual or professional use
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Ideal for musicians needing both metronome and tuning functions
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Metal mesh strap ensures comfort and durability
✅ Size Table (inch & cm)
| Measurement | cm | inch |
|---|---|---|
| Case Thickness | 1.0 cm | 0.39 in |
| Case Width | 3.65 cm | 1.44 in |
| Case Height | 3.96 cm | 1.56 in |
| Band Width | 1.8 cm | 0.71 in |
| Max Wrist Size | 19.5 cm | 7.68 in |
| Weight | 72 g | 2.54 oz |