Spring Drive is a name given to a series of watch movements produced by Epson in Shiojiri. The concept of using a mainspring to power a quartz timing package was first conceived in 1977 by …

Powered by a traditional mainspring yet controlled by a quartz oscillator and integrated circuit (IC), Spring Drive achieves a level of accuracy unimaginable in purely mechanical watches.

The Spring Drive chronograph is equipped with a column wheel for maximum stability in the switching mechanism. This eight-pillar component controls the chronograph function with error-free precision, …

Jan 13, 2023 · Among those technologies is an innovative type of watch movement that was perfected right before the turn of the 21st Century and remains the exclusive purview of just two watch …

The history of Spring Drive and technical information of all Grand Seiko watches with Spring Drive movements.

Dec 12, 2017 · In the second installment of our three-part series in partnership with Grand Seiko, we go in-depth on the history and development of Spring Drive.

In 1999 Seiko released the “Spring Drive,” the world’s first watch driven by the mainspring power and controlled by quartz at the same time. The development of Seiko’s unique Spring Drive started in …

Feb 5, 2024 · What is Spring Drive? Spring Drive is best described as a hybrid movement. It derives its power from the uncoiling of a mainspring that has been wound either by winding the crown or via an …

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Fundamentally, Spring Drive is a hybrid technology that takes the autonomous, perpetual power capacity of an automatic movement, and melds it with the impressive accuracy of quartz.