
Grand Seiko · Grand Seiko Mechanical
Automatic Hi-Beat 36000 Professional 600 m Diver's Titanium / Black / Bracelet
Ref. SBGH255
The Grand Seiko Automatic Hi-Beat 36000 Professional 600 m Diver's SBGH255 was introduced in 2017, when Grand Seiko became a brand of its own rather than a collection within the larger Seiko family. It features a Zaratsu-polished titanium case with a diameter of 46.9mm and a black dial; a limited edition blue-dialed version was released simultaneously as reference SBGH257.
- Release year
- 2017
- Case diameter
- 46.9 mm
- Thickness
- 17 mm
- Water resistance
- 600 m
- Case material
- Titanium
- Crystal
- Sapphire
- Dial
- Black
- Movement
- Grand Seiko caliber 9S85
- Movement type
- Automatic
- Display
- Analog
- Power reserve
- 55 h
- Frequency
- 36000 vph
- Jewels
- 37
- Movement diameter
- 28.4 mm
- Complications
- Date, Hours, Minutes, Seconds
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