Tag Archives: Hisonic

This Week’s Featured Watch #33 – The Cosmotron GX

In 1969 Citizen’s electro-mechanical watches, introduced in 1966, became known as ‘Cosmotrons’. The technology in these combined new printed circuitry and a battery with a relatively conventional balance and hairspring. But one Cosmotron was an exception to this convention – … Continue reading

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Smooth as butter – the Hisonic Tuning Fork Sweep

If you’ve ever wondered what 360 beats per second looks like…….. http://s282.photobucket.com/albums/kk252/Sweephand/HiSonic/?action=view&current=MVI_0455.mp4 There’s more info on the watch here: https://sweep-hand.org/2012/01/07/this-weeks-featured-watch-19-the-hisonic/

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This Week’s Featured Watch #19 – the Hisonic

Having featured hand winders, automatics and electro-mechanical examples, I thought I’d kick off 2012’s Featured Watches with the other type of movement I cover in the time frame of my collection – the electronic ‘tuning fork’ watch. Although made as … Continue reading

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