Category Archives: Vintage Watches

Restorations by Brian, aka 31 Jewels, Page 1…… Part 2

Posted on June 4, 2015 by sweephand

I’ve now added a full report on Brian’s restoration of Mikko’s Alarm Date to the new page. Mikko has now had two watches fully sorted by Brian, so the one page features both of these. I first published the report on … Continue reading →

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Black and White Pair

Posted on May 26, 2015 by sweephand

Well, black and silver really 🙂 These two Cosmotrons use the 4840 electro-mechanical movement. They are the same model, but the dials have differences – the black one from 1971 is marked ‘transistorized’ whilst the silver one from 1970 is … Continue reading →

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Latest Addition to the Speedy Restoration Page

Posted on May 21, 2015 by sweephand

Another Speedy (67-9313) is now added to the restoration page 🙂  This is is a white dialled version….. https://sweep-hand.org/brians-8110a-restoration-the-speedy-67-9313/

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New Restorations Page Updated

Posted on May 6, 2015 by sweephand

Following publication of Brian’s restoration of Mikko’s very nice Custom V2, we noticed some interesting things about the case number on his and other examples. So I’ve now added a note to the article, which explains what our little bit … Continue reading →

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New Restorations Page Published

Posted on April 26, 2015 by sweephand

A bit later than I’d planned, but the new restorations page – ‘Restorations by Brian, aka 31 Jewels’-  is now uploaded. Since there will be more restoration work to be added to the blog, undertaken by master watch maker Brian, … Continue reading →

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New Restoration Stories on the Way

Posted on April 17, 2015 by sweephand

Restoration of the 8110A chronograph, in the form of the 67-9313 ‘Speedy’, by Brian (31 Jewels) is featured on a special page – https://sweep-hand.org/brians-8110a-restoration-the-speedy-67-9313/  –  and his stunning work on my 1958 Auto is also shown here: https://sweep-hand.org/the-citizen-auto-1958/. I think it’s great … Continue reading →

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What’s on the Wrist of an Airline Pilot in 1964?

Posted on April 7, 2015 by sweephand

….. a Super Jet of course! 🙂 This is an ad from 1964, showing a very nice, and now very rare, black dialled Super Jet with lumed hands and rated to 150m.

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This Week’s Featured Watch #69 – Chrono Master Chronometer Auto Day Date

Posted on March 27, 2015 by sweephand

The original automatic Chrono Masters were Citizen’s high end models in the 52 family of movements, which included the relatively well known Crystal Seven range. Several levels of accuracy were incorporated into the Chrono Master line-up – the standard model, … Continue reading →

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Interesting Film on the History of Japanese Clocks and Watches

Posted on March 23, 2015 by sweephand

Here’s a link to a short documentary film about Japanese clock and watch making. Before Japan adopted global standard time, variable hours were used according to the season and length of day and night. The ‘Myriad’ variable hours clock from … Continue reading →

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Little Things……

Posted on March 22, 2015 by sweephand

I noticed a neat little coincidence on the movement of my 33 jewel Chrono Master auto-dater. It’s a Chronometer model so the movement has its own unique serial number: And if you add up the individual numbers in the serial … Continue reading →

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