Grand Seiko - SBGY013

Delivery Time 14 to 21 days (Payment in advance)

• Case Material
  Stainless Steel
• Glass Material
  Sapphire crystal
• Glass Coating
  Anti-reflective coating on inner surface
• Case size
  Diameter 38.5 mm
• Caliber no.
  9R31
• Movement Type
  Spring Drive
• Power Reserve
  Approx. 72 hours (3 days)
• Accuracy
  ±15 seconds per month (±1 second per day)