Seiko SBDY123: caliber 4R35, 43.8 mm case, 200 m diver's water resistance.
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Specifications
Specifications from Seiko, last seen 2026-09-21.
Movement
- Caliber
- 4R35 All 4R35 watches →
- Movement
- Automatic
- Power reserve
- 41h
- Jewels
- 23
Case & crystal
- Case material
- Stainless steel (bezel: Ceramic insert)
- Case diameter
- 43.8mm
- Case thickness
- 12.8mm
- Lug to lug
- 48.7mm
- Crystal
- Sapphire with lens
Resistance
- Water resistance
- 200 m diver's
- Magnetic resistance
- Antimagnetic
Catalogue
- Family
- SBDY
