Grand Seiko Spring drive SBGE215

Brand: Grand Seiko 
Reference: SBGE215
Movement: Spring drive 
Caliber: 9R66
Dial Color: Black
Glass Material: Dual curve sapphire glass with anti-reflective coating 
Case material: Titanium  
Bracelet/Strap: Titanium  
Back: Screw back
Case Diameter: 43.5 mm 
Thickness: 14.7 mm 
Weight: 122 g 
Precision: ±15 seconds/ month 
Water-resistance: Waterproof to 200 meters / 660 feet
Remarks: Rotating bezel, Screw down crown, Power reserve display, GMT,