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Last checked Oct 26, 2026
View on MAEN’s site ↗The Grand Tonneau Jump Hour with a vertically brushed, PVD-coated Midnight Blue dial. An in-house modified automatic jump hour movement (ST1721) shows the hours and minutes on two rotating discs, inside a two-piece tonneau case in 316L stainless steel. The display caseback shows the decorated movement and its custom rotor.
Details and photos come from MAEN’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
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