Current Production
SLGB025
GRAND SEIKO SLGB025
MSRP
$12,400 USD
Verified Aug 18, 2026
Case diameter40.8 mm
Lug-to-lug48.5 mm
Thickness12.9 mm
Case materialHigh-Intensity Titanium
Water resistance300 m
MovementSpring Drive
Calibre9RB1
Power reserve72 hours
Specifications as published by Grand Seiko →
Last verified Aug 18, 2026