Current Production
SLGA023
GRAND SEIKO SLGA023
MSRP
$12,600 USD
Verified Aug 18, 2026
Case diameter43.8 mm
Lug-to-lug51.5 mm
Thickness13.8 mm
Case materialHigh-Intensity Titanium
Water resistance200 m
MovementSpring Drive
Calibre9RA5
Power reserve120 hours
Specifications as published by Grand Seiko →
Last verified Aug 18, 2026