Exact reference

Grand Seiko SBGW291

SBGW291 2022–present or unrecorded end
Case

Dimensions and fit

direct
Case length36.5 mm
Case width / diameter36.5 mm
Case thickness11.6 mm
Lug-to-lug42.7 mm
Lug widthNot recorded
Water resistanceNot recorded

The dimension basis is not currently recorded.

Open dimension source ↗
Movement

Calibre and mechanism

Manual
Calibre9S64
Normalized calibre9S64
GenerationMechanical Manual
Power reserveNot recorded
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Technical data

Conventional winding

Not applicable

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

Market-value disposition

Date not recorded

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.