Current Production
SBGY011
GRAND SEIKO SBGY011
MSRP
$8,800 USD
Verified Aug 18, 2026
Case diameter40 mm
Lug-to-lug46.2 mm
Thickness10.5 mm
Case materialStainless steel
Water resistance100 m
MovementSpring Drive Manual winding
Calibre9R31
Power reserve72 hours
Bracelet or strapCrocodile leather
Specifications as published by Grand Seiko →
Last verified Aug 18, 2026