Grand Seiko SLGA023: caliber 9RA5, 43.8 mm case, 200 m diver's water resistance.
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Specifications
Specifications from Grand Seiko, last seen 2026-09-21.
Movement
- Caliber
- 9RA5
- Movement
- Spring Drive
- Power reserve
- 120h
Case & crystal
- Case material
- High-Intensity Titanium
- Case diameter
- 43.8mm
- Case thickness
- 13.8mm
- Lug to lug
- 51.5mm
- Lug width
- 23mm
- Crystal
- Sapphire crystal
Resistance
- Water resistance
- 200 m diver's
- Magnetic resistance
- 4,800 A/m
Catalogue
- Family
- SLGA
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Variants Same watch, different market or bracelet
| Reference | Edition | Region | Band | Clasp | Weight |
|---|---|---|---|---|---|
| SLGA023G | G | — | — | Extension clasp with folding lock | 150g |
