Tudor 'Big Block' Chronograph

We at analog/shift are huge vintage Tudor fans, and often find ourselves preferring the Tudor version of a watch compared to the Rolex. It seems like everyone and their mother is wearing a vintage Rollie these days, making Tudor a great way to enjoy everything that made the brand the icon it is, while managing to stick out from the crowd. The Reference 79170 is no exception.  In fact, it could be said to have a leg up on it's Rolex equivalents. It is no mystery that the Rolex Daytona commands a great deal of respect these days, and despite the growing dialogue surrounding the popular models' value and future appreciation, it remains one of the most well-known and sought-after Rolex lines.  But while Rolex was still filling their watches with hand-cranked units, Tudor was rolling out chronographs driven by automatic Valjoux drivetrains, a fact that is often overlooked when the conversation veers toward collectible vintage chronos.  The 'Big Block', which was released in 1974 succeeding