
Grand Seiko
A Grand Seiko Spring Drive caliber combining a mechanical mainspring with an electronically regulated glide wheel for a perfectly continuous, gliding seconds hand. The 9R31 is a manual-wind Spring Drive offering about 72 hours of power reserve and roughly ±1 second per day accuracy.
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SBGY007 collection · 22 watches
4 colorways
The market
The forum market
Browse forum listings and their asking prices. Market+ adds medians with their sample sizes and the weekly trend.
Grand Seiko on the secondhand market
Somewhere in +2.5% to +10.0%
39 matched watches
Dress watches as a group: +9.1% · 191 matched watches
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The community take
Grand Seiko SBGY007 owners and reviewers widely praise its stunning, textured blue dial, inspired by frozen Lake Suwa, and its clean, time-only aesthetic. The watch is lauded for its impeccable finishing, including high polish and Zaratsu polishing, and its classic, thin 38.5mm stainless steel dress case. The hand-wound Spring Drive Caliber 9R31 movement is noted for its accuracy, rated to ±1 second per day, and a 72-hour power reserve, with its power reserve indicator discreetly placed on the case back. While some reviewers suggest room for improvement in Grand Seiko's pricing structure, the $8,300 USD price is seen by others as a relatively affordable entry into the brand's high-end offerings. On balance, the consensus is that the Grand Seiko SBGY007 is highly regarded for its exceptional dial artistry and refined finishing at its price point.
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On real wrists
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The paper trail
The matchups people make with the Grand Seiko SBGY007 most: open one to see it side by side.
The discussion