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Apparently amazon UK will have the K-3 on a lightning deal starting at 19:10 tonight. We won't know what the deal price will be until then - but it will only last for (I think) two hours, or until a certain quota are sold.
You need to be a prime member (79.99 a year) to get the deal, though.
http://www.amazon.co.uk/607/dp/B00FOPHY0U/