Lug-to-lug 46.9 mm 1.85 in
Case 39.5 mm 1.56 in
Thickness 14.1 mm 0.56 in
Lug width 19 mm 0.75 in
Wrist fit analyzer
Fit reference
Flat wrist width54.1 mmFit ratio0.87
Too smallIdealLargeToo large
Balanced
Likely to sit comfortably within the wrist width for most wearers.
Sources
- https://www.grand-seiko.com/us-en/collections/sbgm257g
Manufacturer page: 39.5 mm diameter, 46.9 mm lug-to-lug, 14.1 mm thickness, and 19 mm band width.
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