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Every tired argument against Grand Seiko dies in front of this dial.
The case came first, in 1967. Taro Tanaka drew the 44GS to a grammar of flat planes and sharp facets, then had them hand-finished until they threw light back like still water. Nearly sixty years on, the geometry hasn't been improved because it can't be. This is the shape the rest of the catalog gets measured against.
The dial is the reason people who don't understand Grand Seiko suddenly do. The blue is pressed into the ridgelines of Mt. Iwate, the mountain that fills the windows of the Shizukuishi studio where this watch was assembled. Nobody bolted a mountain onto a watch to move units. They put the view from the workbench into the metal. Call it decoration if you want. It reads more like a return address.
Turning it over settles the other debate. The 9S86 is Grand Seiko's Hi-Beat GMT: 36,000 beats an hour, a jumping local hour hand, a true second time zone, and a 55-hour power reserve. It is what Grand Seiko builds when it wants to end the conversation about who finishes and who engineers. It does both, in one watch, and never asks anyone for permission.
40mm of steel, dual-curved sapphire, screw-down crown, and an exhibition back that earns the look. Boutique exclusive, which means you can wear it for years and never shake hands with its twin.
Grand Seiko spent decades filed under Japan's answer to a Swiss question. The SBGJ235 is proof that it was never answering anyone. It was writing its own.
Specs
Condition Report
across the measured positions, with all four readings remaining on the accurate-to-fast side and a 9-second positional
spread.
Beat error was an excellent 0.0 ms in every tested position, and the timegrapher trace remained clean and consistent
throughout the session. Amplitude ranged from 190° to 209°, with the expected difference between horizontal and vertical
positions.
Overall, the results present as a strong-running Hi-Beat movement with very good rate performance,
excellent beat symmetry, and consistent behavior across positions.
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