SpecStudio
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Grand Seiko SBGW306
$17,900Stock unknown
Case
- Diameter
- 36.5mm
- Thickness
- 11.7mm
- Lug-to-lug
- 42.7mm
- Lug width
- 18mm
- Material
- Gold
- Water resistance
- 100m
Crystal & dial
- Crystal
- Sapphire
- AR coating
- Yes
Movement
- Caliber
- Grand Seiko 9S64
- Type
- Manual
- Power reserve
- 72h
Design language
- Case shape
- round
- Dial style
- textured
- Bezel
- fixed
- Bracelet
- leather
- Hands
- dauphine
AI-detected from the product image
SBGW306 collection · 22 watches
The market
Market prices.
Retail$17,900
No forum listings recorded for this watch yet.
Retail stock & market context
Grand Seiko on the secondhand market
+7.5%
2026 so far · +4.0% to +12.1% · 41 matched watches
In line with the index
Dress watches as a group: +10.9% · 211 matched watches
Year-by-year readings →The connection engine
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The community take
Owners talk.
Grand Seiko SBGW306 owners widely praise its superior craftsmanship and dimensionality, noting it looks distinct in varying light conditions. Some owners feel the bracelet is inferior to other luxury brands, and Grand Seiko's marketing is considered terrible. One owner notes the SBGW305 case is unexceptional beyond its finishing and feel. Overall, owners rate the Grand Seiko SBGW306 highly for its exceptional finishing and unique visual appeal at the price.
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