Seiko SPB403: caliber 6R55, 40.2 mm case, 100 m water resistance.
Where to buy Last seen when we checked; prices change
1 offer, not available to buy right now.
| Source | Total | |
|---|---|---|
| eBay from US · 1 week ago arrives in 3–4 days Used · USD 1,250.00 · Free | USD 1,250.00 | View offer |
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Specifications
Specifications from Seiko, last seen 2026-09-21.
Movement
- Caliber
- 6R55 All 6R55 watches →
- Movement
- Automatic
- Power reserve
- 72h
- Jewels
- 24
Case & crystal
- Case material
- Stainless steel (super hard coating)
- Case diameter
- 40.2mm
- Case thickness
- 12.1mm
- Lug to lug
- 48mm
- Lug width
- 20mm
- Crystal
- Dual-curved sapphire crystal
Resistance
- Water resistance
- 100 m
Catalogue
- Family
- SPB
