During a fight with police in Thailand. He lost his eye after being hit with a knuckle duster during a fight with police in Thailand. 
In pictures released by police Cregan, who has worked as a roofer and previously lived in Tenerife, was shown with a fake onyx eye – although he is believed to have several normal looking eyes in different colours. A neighbour said: He said he lost his eye after he was punched by police in Thailand. Despite the promise of a £50,000 reward for his capture, Dale Cregan eluded police for weeks thanks to his hardman reputation and a network of contacts in the east Manchester stronghold where he was regarded by some as a folk hero. WANTED: Dale Cregan. Fugitive Dale Cregan boasted to pals how he lost his eye after being hit with a knuckle duster during a fight with police in Thailand. The 29-year-old is well-known as a local hardman and neighbours said people are terrified of him. Described by people who know him as vain, paranoid and cocaine-snorting, Dale Cregan on the loose was a nightmare scenario for police trying to find him after he started his four-month crime spree last May. He first shot dead Mark Short, 23, as he played pool at a 60th birthday in a Manchester pub. How Dale Cregan Lost His Eye. I was speaking to a mate in Ashton who knocks around with Dale's brother, Dean. Dean's a nice guy apparently but Dale has always been an 'animal'. Police killer Dale Cregan bragged to friends he lost his eye in a Far-East fist fight but experts believe it was actually 'plucked out' with a knife, it emerged today. Dale’s a soldier – people are petrified of him.. Pictures released by police show Mr Cregan with a fake onyx eye – although he is believed to have several normal looking eyes in different colours. Another neighbour said: He said he lost his eye after he was punched by police in Thailand. One of them caught him with a knuckle duster..
http://www.telegraph.co.uk/news/uknews/crime/9551732/Dale-Cregan-one-eyed-murder-suspect-questioned-over-female-PC-killings.html http://www.independent.co.uk/news/uk/crime/dale-cregan-gangland-hard-man-with-50000-reward-on-his-head-8153609.html http://www.manchestereveningnews.co.uk/news/greater-manchester-news/the-fugitive-hardman-dale-cregan-boasted-693045 http://www.dailymail.co.uk/news/article-2337306/Gangster-Dale-Cregan-lied-friends-losing-eye-brawl-police-believe-plucked-knife.html http://www.utdforum.com/forum/showthread.php?t=191090 http://www.dailymail.co.uk/news/article-2337306/Gangster-Dale-Cregan-lied-friends-losing-eye-brawl-police-believe-plucked-knife.html http://www.manchestereveningnews.co.uk/news/greater-manchester-news/the-fugitive-hardman-dale-cregan-boasted-693045
how did dale cregan lose his eye