Grand Seiko SBGY043
SBGY043 2026–present or unrecorded end
Case
direct Dimensions and fit
Case length38.5 mm
Case width / diameter38.5 mm
Case thickness10.2 mm
Lug-to-lug43.7 mm
Lug widthNot recorded
Water resistanceNot recorded
The dimension basis is not currently recorded.
Open dimension source ↗Movement
Spring DriveCalibre and mechanism
Calibre9R31
Normalized calibre9R31
GenerationSpring Drive Manual
Power reserveNot recorded
Technical data
Not applicable Conventional winding
This movement is not assigned a motor-winder programme in the Watch Library.
Conventional winding fields are evidence-linked reference data. They are separate from any device-specific axial-control profile.
Open winding source ↗Market context
Date not recordedMarket-value disposition
No exact-reference public market estimate has been admitted for this record.
Market observations are separate from manufacturer specifications and are not used to fill technical gaps.