How far are watch collectors willing to go for an early Philippe Dufour Simplicity? At the very least, that’s the question Silas Walton and his team are hoping to answer this week. The British watch dealer, who has a knack for finding rare pieces that have never been offered online, will be testing collectors’ resolve once gain by giving them a chance to skip waiting lines and to dodge auction battles to buy what many consider to be one of the finest timepieces ever made. If they have $250,000 to spare, that is.