Grand Seiko Sport Spring Dive Watch SBGA231G

Case Back: Screwed
Case Width: 44.2mm
Case Thickness: 14mm
Crown: Screwed
Crystal: Sapphire crystal with anti-reflective coating
Dial Colour: Black
Hands: Luminous
Dial Markers: Luminous
Movement: Spring Drive Caliber 9R65, 4,800 A/m [60 Gauss], Accuracy +/-15 Sec per Month (Equivalent to +/- 1 Sec per Day), 72 Hours Power Reserve
Water Resistance: 200M
Bracelet Strap: Solid high-intensity titanium and solid titanium
Clasp Type: Solid high-intensity titanium and solid titanium
Gender: Men's
Brand: Grand Seiko