SpecStudio
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Grand Seiko SBGN027
$3,700Stock unknown
Case
- Diameter
- 39mm
- Thickness
- 12.3mm
- Lug-to-lug
- 45.9mm
- Lug width
- 19mm
- Material
- Stainless Steel
- Water resistance
- 200m
Crystal & dial
- AR coating
- Yes
Movement
- Caliber
- Grand Seiko 9F86
- Type
- Quartz
Design language
- Case shape
- round
- Dial style
- sunburst
- Bezel
- gmt
- Bracelet
- lug-attached
- Hands
- baton
AI-detected from the product image
2 colorways
The market
Market prices.
Retail$3,700
The forum market
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Active listings3Across watch forums
Closed · 90d0Asking-price history
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Retail stock & market context
Grand Seiko on the secondhand market
Somewhere in +2.5% to +10.0%
39 matched watches
GMT watches as a group: +7.4% · 86 matched watches
Year-by-year readings →The connection engine
More like this.
The community take
Owners talk.
Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.
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The matchups people make with the Grand Seiko SBGN027 most: open one to see it side by side.
The discussion