Tag Archives: Vintage Citizen Chronograph 8110A

This Week’s Featured Watch #54 – the Challenge Timer aka Citizen Bullhead, 4-901096

Posted on November 18, 2013 by sweephand

The Citizen Challenge Timer, usually known these days as a ‘bullhead’, was first marketed in 1972. It’s now probably Citizen’s best known vintage watch and there are often examples up for sale, however many have after market dials and refurbished … Continue reading →

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This Week’s Featured Watch #47 – the 67-9151 Chronograph

Posted on February 22, 2013 by sweephand

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 sale, many with after market dials and … 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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Want An Original Citizen Bullhead? – A Quick Buying Guide

Posted on November 8, 2012 by sweephand

I’ve added a page about buying a vintage Citizen ‘bullhead’, correctly called the Challenge Timer. I’ve seen a lot of Challenge Timers on auction sites – well, on eBay – which have been re-furbished and often have after market dials. So to … Continue reading →

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Chronograph Article Update – Another Walter Wolf Special

Posted on November 4, 2012 by sweephand

The only ‘special’ version of the 8110A models that I now about was designed for the Walter Wolf Formula 1 racing team. Besides the unique design of case, dial and hands, it is also notable for the case material – titanium – and was … Continue reading →

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67-9313 Chronograph – This One’s a Beater

Posted on October 1, 2012 by sweephand

Other than a couple of hands, I found I had enough parts to build one of my favourite chronographs – the 67-9313 model, often known as the ‘speedy’ due to  its resemblance to the Omega Speedmaster. I’d got a spare and complete … Continue reading →

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Chronograph Article – Another Little Update

Posted on August 7, 2012 by sweephand

After getting hold of a blue dialled 67-9054 I have been able to add the dial code and a different image to the Chronograph Article. I was pleased to find this one, since it is in very good condition, and … Continue reading →

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Chronograph Article Update

Posted on July 30, 2012 by sweephand

Just done a quick update to the Chronograph Article, after finding a new variant of the 8110a ‘Walter Wolf’ titanium cased special edition. Previously I’d only seen black dialled versions, then up popped one with a pale gold dial, with a honeycomb … Continue reading →

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Some Great 8110a Restoration Work!

Posted on May 26, 2012 by sweephand

If you’re interested in Citizen’s fine 8110a flyback chronograph there’s a very informative thread on the Watchuseek forum showing some excellent work by ’31jewels’, who is a master watch repairer. He shows in detail the restoration and servicing work he’s … Continue reading →

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8110a Challenge Timer (aka ‘Bullhead’) Restoration

Posted on April 26, 2012 by sweephand

There’s a great thread on the WUS Forum started there by ’31Jewels’, who is a master watch repairer. He is currently working on a couple of Challenge Timers (‘bullheads’) and is showing what he’s been doing to restore them, one … Continue reading →

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