SJX Watches
Up Close: IWC Big Pilot Ref. 5003 “Markus Bühler”
One of the most distinctive Big Pilot’s Watches IWC has ever made is also one of the least known – and even perhaps the rarest model ever. Named after its creator, the Big Pilot’s Watch Edition “Markus Bühler” ref. 5003 was conceived by a then apprentice at IWC and subsequently made it into production, but as a tiny limited edition of only a dozen watches. The fundamentals of the Markus Bühler edition are simple – a gently-modified Unitas 6498 – but the look effectively conveys the purpose of design. With the “turbines” on the front and back, it is unmistakably a pilot’s watch. Initial thoughts When I first saw the Big Pilot Markus Bühler at the time of its launch in 2008, I thought it was silly. Despite being a limited edition, the Big Pilot “Turbine” was a downgrade from the standard Big Pilot’s Watch, going from the impressive, in-house cal. 5000 with a seven-day power reserve to a Unitas, albeit one with unusual, asymmetric striping on the bridges. But I was wrong. The simple yet effective concept – and its intrinsic aesthetic appeal – means the Markus Bühler has grown on me. I rank it amongst the most notable Big Pilots ever. Its appeal lies in the fact that the design is straightforward and symmetrical, with minimal modification to the original Big Pilot dial, save for the seconds. The dial design was the work of Gerd Plange, who’s been part of the IWC design team since 2001. During the period when he designed the “turbine” d...