The IWC Aquatimer Automatic is a serious dive watch with just three hands for optimal legibility. The 42mm stainless steel case features IWC watches innovative SafeDive system on both the external and interior bezels (£4,250). Available from Wempe, 43-44

The IWC Aquatimer Automatic is a serious dive watch with just three hands for optimal legibility. (£4,250).