Current Production
STGF387
GRAND SEIKO STGF387
MSRP
$4,200 USD
Verified Aug 18, 2026
Case diameter26 mm
Lug-to-lug32.9 mm
Thickness8.1 mm
Case materialStainless steel
Water resistance100 m
MovementQuartz
Calibre4J51
Specifications as published by Grand Seiko →
Last verified Aug 18, 2026