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X8 Cosmotron Page – First Updates
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...
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The 8200 Movement – Citizen’s Standard Auto
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...
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8110A Chronograph Restoration, This Time A 67-9151
’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...
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X8 Cosmotron Page Update
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...
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Additions to the X8 Cosmotron Page
For the technically minded I’ve now included scans of exploded views of the two types of movement (08 & 78).
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This Week’s Featured Watch # 46 – The Super Jet Autodater, 39 Jewels
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...
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This Week’s Featured Watch #47 – the 67-9151 Chronograph
Time for a more complicated watch to be featured, and this one is one of the 8110A mechanical chronographs from the 1970s. The Challenge Timers, aka the ‘bullhead’ are the models most often seen for...
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Citizen Hello Cards
From 1969, this pack of cards provides English translation and pronunciation of Japanese phrases. Each card is unique, whilst each suit has a different focus – hearts on general interaction, clubs are...
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Citizen – Why This Name?
The ‘Citizen’ Watch Company got its name in 1924 – prior to that the Shokosha Watch Research Institute, formed in 1918, had developed a pocket watch. In 1924 the Mayor of Tokyo, Mr Shimpei Goto named...
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HMT & Citizen
In 1960 Citizen made an agreement with the Indian government, and after training and setting up operations, a year or so later the Hindustan Machine Tools Ltd began production. Using the 02 ‘Homer’...
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HMT & Citizen – More Information
Got some good info from ‘Hari317′ on the WUS forum. Here’s what he told me: ‘Little information is available about their early models so we dont know if your watch predates the name watches or not....
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This Week’s Featured Watch #48 – Jet Auto Dater Seven, 25 jewels
Citizen’s second generation Jet movements, the 41xx series, were launched in 1964 and were used in the ‘Seven’ auto dater models. They were made with 19, 25 or 35 jewels and a ‘Monthly’ model was part...
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Case Backs – New Page on the Way
I’m working on a new page, to be used alongside the Movement Table, which will give examples of typical case backs over the 1960s and 1970s – and what the markings mean. Watch this space
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Citizen’s Vintage 200m Diver – the 21 jewel ‘Skin Diver’
Although I shall be updating the diver page, I wanted to share some photos here first ‘KK’, a reader of this blog, got in touch with me to say that he is the owner of this rare piece, the 200 meter...
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This Week’s Featured Watch #49 – The X8 (Cosmotron) Chronometer
In 1970 Citizen produced two chronometer grade models in their electro-mechanical X8 Cosmotron range. One of these is the very rare titanium cased version, of which only 2000 were produced – it was the...
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This Week’s Featured Watch #50 – the Adorex (8000)
In the early 1970s Citizen were making a range of high quality automatic mechanical and electro-mechanical watches as their production development reached its peak, just before the introduction of mass...
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Citizen’s First Wrist Watch Movement
Following the last Featured Watch which presented the Adorex 8000, with its high beat movement and innovative regulator, I thought I’d contrast that with a post about Citizen’s very first wrist watch...
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This Week’s Featured Watch #51 – the Diamond Flake
In 1962 Citizen introduced the beautifully named Diamond Flake based on the 0700 movement. Why this name? well a diamond flake would be thin, and at the time the 0700 movement was the thinnest Japanese...
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Over 45 years old, but super accurate….
I’ve been wearing a 1967 Crystal Date for the past couple of weeks – this is the date only version of the Crystal Seven, and is one of the 52 Movement Family members. This 17 jewel model has the 5401...
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