Author Archives: sweephand

This Week’s Featured Watch # 46 – The Super Jet Autodater, 39 Jewels

Posted on February 14, 2013 by sweephand

Citizen’s automatics of the early 1960s used a circular geared rotor, and the line was known  as the ‘Jet’. Three movements were used from 1961 until about 1966 or 1967 when more conventional rotors took over. More detail on the series can … Continue reading →

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Additions to the X8 Cosmotron Page

Posted on February 5, 2013 by sweephand

For the technically minded I’ve now included scans of exploded views of the two types of movement (08 & 78).

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X8 Cosmotron Page Update

Posted on February 5, 2013 by sweephand

I’ve just added a bit more information in the 78 series section on the Cosmotron Special. This describes the function of the button at 8 o’clock found on these models, with a link to a video showing it in action. … Continue reading →

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8110A Chronograph Restoration, This Time A 67-9151

Posted on January 30, 2013 by sweephand

’31j’ is at it again! This time he’s restoring one of the rarer chronographs, the 67-9151. It’s always interesting to see his work, and it’s also helped clarify the two variants of this model, which means I can update the chronograph page. … Continue reading →

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The 8200 Movement – Citizen’s Standard Auto

Posted on January 27, 2013 by sweephand

The 21 jewel 8200 automatic movement (21,600 bph) was first produced around 1975, and by the end of the 1970s it had become Citizen’s standard automatic, as the range of mechanical watches was massively reduced as a result of the quartz revolution. Although the … Continue reading →

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X8 Cosmotron Page – First Updates

Posted on January 24, 2013 by sweephand

As a result of comments and information after uploading the page, I’ve made a few amendments and additions. The amendments mainly relate to the the first paragraph, where I referred to Citizen’s ‘world’s first’ claim in their technical guide. I’ve … Continue reading →

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New Page Published – The X8 Cosmotrons

Posted on January 23, 2013 by sweephand

I’ve just published a new page on the Citizen’s electro-mechanical line of watches made between 1966 and about 1975. For me they are a fascinating bit of watch history, a technology developed just before, and therefore rendered very quickly obsolete by the quartz … Continue reading →

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Leopard High Beat Auto Marketing Material, 1969

Posted on January 23, 2013 by sweephand

Besides collecting the watches themselves  it is also fun and interesting to find other items that go with them, much of which is very rarely seen. Here’s an example from 1969 marketing material for models in the Leopard line, scanned from … Continue reading →

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Superb Restoration Work on 8200 Divers

Posted on January 21, 2013 by sweephand

I’ve linked to work by ’31jewels’ on the WUS forum before (see here: https://sweep-hand.org/2012/05/26/some-great-8110a-restoration-work/), and now he’s worked on five divers (probably from the 1980s) with the 8200 movement. He does excellent work, often on what you might think were just junk watches! Please take a … Continue reading →

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Movement Table Updated to Version 6.0

Posted on January 19, 2013 by sweephand

I’ve just uploaded the latest version of the Movement Table, moving from v5.2 to v6.0 – access it via the blogroll on the right of the page. I’ve now included the divers in the dial markings column – these were … Continue reading →

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