Grand Seiko Spring Drive SBGA429

• Dial Color: Grey
• Movement Type: Spring Drive
• Case Material: Stainless Steel
• Case Diameter: 39mm
• Case Thickness: 12.3mm
• Case Length: 46.8mm
• Lug Width: 19mm
• Crown: Screw Down
• Strap Bracelet: Stainless Steel w. three-fold clasp
• Crystal: Dual Curve Sapphire
• Caseback: Stainless Steel with Sapphire Crystal
• Caliber: 9R65
• Power Source: Automatic
• Accuracy: ±1 second per day / ±15 seconds per month (average)
• Duration: 72 Hours
• Features: Time, Date, Power Reserve Indicator
• Water Resistance: 100m