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Over 45 years old, but super accurate….Update
After nearly three weeks I have adjusted the time on this Crystal Date this morning – it was about 30 to 40 seconds fast. I reckon therefore that the watch is running at most at about +2 seconds a day....
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This Week’s Featured Watch #52 – Homer Pocket Watch, 21 Jewels
Something a bit different today – Citizen started with pocket watches back in the 1920s, and continued to produce them whilst fashion changed and the wristwatch became the norm. I’d like to get hold of...
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Case Back Page
I’ve now been able to make some progress in getting a page ready on Citizen’s vintage case backs. I should be able to publish that soon – it will also include guidance on determining the production...
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Case Back Page Published
The page on case backs is now published - http://sweep-hand.org/vintage-citizen-case-backs/ . In fact it’s the first of two, since this one covers the basic types. I’ll be doing a second page, on...
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This Week’s Featured Watch #53 – the College Alarm
This week I’m featuring a ‘guest’ watch rather than one from my own collection. I am grateful to Matt Diehl for contacting me about it and then sending photos, along with permission to use them here....
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New Watch Forum – Link Added to ‘Wrist Sushi’
If you are interested in Japanese watches, then there’s a new forum just for you Called the Wrist Sushi forum and I highly recommend it . It’s now in my Blogroll, whilst here’s the link to save a...
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Jet Automatic Page Update
I’ve done a couple of minor edits to the page on the Jet Automatics, firstly to clarify which models/movements did and didn’t have hand winding, and secondly a note about the ‘Seven’ models.
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Jim’s Diver, a 52-0110 from 1978
After a ‘comment’ from Jim about his vintage diver, he kindly agreed that I could use his photos Rather than post them in comments, I wanted to feature them in a post on the home page, since it is...
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Bill’s Hand-wind 31 jewel Chronometer
Following Jim’s diver, here’s another watch from a blog visitor. Bill commented about his 31 jewel hand wound chronometer and kindly gave permission to use the photos he sent me Full credit goes to...
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Citizen’s 1962 31j Chronometer – Accuracy Standards
Further to my last post about Bill’s Chronometer, and Marko’s comments about the Japanese certificate, here are some more scans of Citizen’s standards for this watch in the 1960s. First is a...
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4 Automatic Sports Watches x2
Citizen’s largest vintage watches were sports models, made in the late 1960s and early 1970s. With cases of just over 40mm, they came in a variety of styles as well as the more 150m familiar divers....
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Some Hand Winders
Been very busy over the last week after the birth of a second grandchild Posts have been a bit thin as a result, but I hope to get back on track now. In the meantime here’s one of my boxes, with...
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Some Chronographs
After the last post, showing some classicly simple watches, here is the other end of the vintage spectrum – the mechanical chronographs of the 1970s. These models use either the single sub-dial 8100a...
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Minor Restoration – Major Improvement….
Sometimes an interesting watch arrives after an exciting search and auction bid. One example is my Seven Star Rally Custom – a model that was high on my ‘I want one of those’ list but took a while to...
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Cosmotron Display
It’s nice to find bits and pieces that add to a collection – some time ago I found a small shop display for the Cosmotron models. Dating from the early 1970s, it holds three watches – here’s a little...
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Diamond Flake problem…..solved
Some time ago I found that I wasn’t able to set the time on my 1963 Diamond Flake hand winder http://sweep-hand.org/2013/05/15/this-weeks-featured-watch-51-the-diamond-flake/. The stem was loose and...
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Diamond Flake Movement – The Thinnest of its Day
Sorting the problems with my Diamond Flake gave an opportunity to get a side shot of the 0700 movement. According to Citizen, when this was first produced in August 1962, it was the thinnest watch...
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Diamond Flake problem….solved – Part 2
‘Ninja01′, a redoubtable member of the Seikoholics forum kindly contacted me about the Diamond Flake movement and the difference between the donor movement I’ve used to resolve the problem with my...
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Diamond Flake – Power Reserve
This mini series on the Diamond Flake ends with a real positive I fully wound the watch on Monday (14th October) at 14.10 hours. It stopped today (16th October) at 12.10. That’s an impressive 46...
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Jack’s Golf
No, not a motor car, but a rather special example of Citizen’s unique Challenge Golf watch. Jack has kindly allowed me to use his photos here – please do not reproduce them anywhere else (thanks). Jack...
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