ETACHRON is the name of a type of watch regulator system. Despite being used by many Seiko calibers and listed as Seiko ETACHRON on some sites, ETACHRON is not a Seiko product.

Nov 17, 2022 · What’s different about the Etachron Regulator for Watch Regulation? Well, around 1976, ETA introduced this new two-part regulator system that replaced the adjustable …

The ETACHRON regulating system (and similar designs) use rotating "blocks" attached to the hairspring stud and a movable regulating arm. The regulator effectively shortens or lengthens …

ETA SA is the largest consortium of Swiss watchmakers. It is a subsidiary of The Swatch Group. It sells millions of movements every year.

Nov 17, 2022 · In this video, we'll discuss the Etachron regulator and how to adjust it. This video is for those who are new to the Etachron regulator and want to learn mor...

Oct 15, 2020 · The ETAChron system is used to adjust how much space the hairspring has to vibrate between the regulating pins. The larger the space, the more the hair spring can be …

Jul 14, 2022 · The correct tool for rotating the pin is really helpful. I make one set of complete adjustments with the finished movement, before dial up and hand installation...then I make fine …

Dec 16, 2018 · Are you regulating via the fine adjuster mounted on the balance cock or the course regulating arm (with the etachron)

ETACHRON is the name of a type of watch regulator system. Despite being used by many Seiko calibers and listed...

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