Seiko SPB145: caliber 6R35, 40.5 mm case, 200 m diver's water resistance.
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Specifications
Specifications from Seiko, last seen 2026-09-21.
Movement
- Caliber
- 6R35 All 6R35 watches →
- Movement
- Automatic
- Power reserve
- 70h
- Jewels
- 24
Case & crystal
- Case material
- Stainless steel
- Case diameter
- 40.5mm
- Case thickness
- 13.2mm
- Lug to lug
- 47.6mm
- Lug width
- 20mm
- Crystal
- Curved sapphire crystal
Resistance
- Water resistance
- 200 m diver's
Catalogue
- Family
- SPB
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Variants Same watch, different market or bracelet
| Reference | Edition | Region | Band | Clasp | Weight |
|---|---|---|---|---|---|
| SPB145J1 | J1 | Japan | — | Three-fold clasp with secure lock, push button release with extender | 180g |