Grand Seiko SBGJ237
SBGJ237 2020–present or unrecorded end
Case
direct Dimensions and fit
Case length44.2 mm
Case width / diameter44.2 mm
Case thickness14.4 mm
Lug-to-lug50.6 mm
Lug widthNot recorded
Water resistanceNot recorded
The dimension basis is not currently recorded.
Open dimension source ↗Movement
AutomaticCalibre and mechanism
Calibre9S86
Normalized calibre9S86
GenerationHi-Beat Automatic
Power reserveNot recorded
Technical data
Linked to sourced calibre programme Conventional winding
ApplicabilityRequired
DirectionBoth
TPD minimum650
TPD target650
TPD maximum650
Conventional winding fields are evidence-linked reference data. They are separate from any device-specific axial-control profile.
Open winding source ↗Market context
2026-08Market-value disposition
USD 4179
Market observations are separate from manufacturer specifications and are not used to fill technical gaps.
Open market source ↗