![This Week's Featured Watch #54 – the Challenge Timer aka Citizen Bullhead, 4-901096 | Sweephand's Vintage Citizen Watch Blog This Week's Featured Watch #54 – the Challenge Timer aka Citizen Bullhead, 4-901096 | Sweephand's Vintage Citizen Watch Blog](https://i0.wp.com/i282.photobucket.com/albums/kk252/Sweephand/4-901096/4-901096Dial_zpsfd6c689f.jpg)
This Week's Featured Watch #54 – the Challenge Timer aka Citizen Bullhead, 4-901096 | Sweephand's Vintage Citizen Watch Blog
![Vintage Eye for the Modern Guy: Hands-On with the Citizen Promaster Tsuno Chronograph Racer | WatchTime - USA's No.1 Watch Magazine Vintage Eye for the Modern Guy: Hands-On with the Citizen Promaster Tsuno Chronograph Racer | WatchTime - USA's No.1 Watch Magazine](https://www.watchtime.com/wp-content/uploads/2019/02/vintage-eye-tsuno-picture-2-1.jpg)
Vintage Eye for the Modern Guy: Hands-On with the Citizen Promaster Tsuno Chronograph Racer | WatchTime - USA's No.1 Watch Magazine
![Citizen Bullhead Supertitanium AV0080-88A 43mm Titanium Case and Strap Men's Watch for sale online | eBay Citizen Bullhead Supertitanium AV0080-88A 43mm Titanium Case and Strap Men's Watch for sale online | eBay](https://i.ebayimg.com/images/g/6uMAAOSwud9jAONn/s-l640.jpg)