Seiko SSH187: caliber 5X83, 43.3 mm case, 100 m water resistance.
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Specifications
Specifications from Seiko, last seen 2026-09-21.
Movement
- Caliber
- 5X83 All 5X83 watches →
- Movement
- Solar
- Jewels
- 14
Case & crystal
- Case material
- Titanium (super-hard coating) with ceramic/aluminum bezel
- Case diameter
- 43.3mm
- Case thickness
- 13.4mm
- Lug to lug
- 49.5mm
- Lug width
- 14mm
- Crystal
- Dual-curved sapphire crystal
Resistance
- Water resistance
- 100 m
- Magnetic resistance
- 4,800 A/m
Catalogue
- Family
- SSH
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Variants Same watch, different market or bracelet
| Reference | Edition | Region | Band | Clasp | Weight |
|---|---|---|---|---|---|
| SSH187J1 | J1 | Japan | — | Easy-adjust three-fold clasp with push button release | 117g |
