Description
Grand Seiko ‘Night Birch’ – SLGH017G Mechanical Hi-Beat Watch
Grand Seiko ‘Night Birch’ Hi-Beat
Specifications
Exterior
- Exterior: High-intensity titanium
- Case back: See-through & Screw case back
- Glass Coating: Anti-reflective coating on inner surface
- Case size: Diameter 40.0mm Lug-to-lug 47.0mm Thickness 11.7mm
- Band width: 22mm
- The perimeter of Band: 192mm
Movement
- Caliber no.: 9SA5 Instructions
- Movement Type: Automatic with manual winding
- Mean daily rate: +5 to -3 seconds per day (Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days.)
- Normal Usage Accuracy: +8 to -1 seconds per day
Functions
- Water resistance: 10 bar
- Weight: 114 g
- Screw-down crown
- Allergy-safe metal
Reference: SLGH017G