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With the repositioning of Grand Seiko from a Seiko subbrand to an independent brand in 2017, Grand Seiko aimed to transition to a true luxury brand. In 2022, 'Kodo Constant-Force Tourbillon SLGT 003', featuring the world's first combination tourbillon and constant-force mechanism on the same axis, was released, priced at 370,000 euros.
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Quartz movement of the Seiko Astron, 1969. The quartz crisis (Swiss) or quartz revolution (America, Japan and other countries) was the advancement in the watchmaking industry caused by the advent of quartz watches in the 1970s and early 1980s, that largely replaced mechanical watches around the world.
A Grand Seiko Automatic watch A self-winding or automatic watch is one that rewinds the mainspring of a mechanical movement by the natural motions of the wearer's body. The first self-winding mechanism was invented for pocket watches in 1770 by Abraham-Louis Perrelet, [ 57 ] but the first " self-winding ", or "automatic", wristwatch was the ...
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Seiko, SII and Epson logos. Three companies share "Seiko" in their official names but have different corporate visual identities.. Seiko Group (セイコー・グループ, Seikō Gurūpu) was a Japanese corporate group consisting of three core companies Seiko Holdings Corp. (Seiko; f/k/a K. Hattori & Co., Hattori Seiko), Seiko Instruments Inc. (SII; f/k/a Daini Seikosha, Seiko Instruments ...