The turbine that spins above its dial, powered by the movement of the wrist, is a characteristic that needs no introduction. Visually compelling, the Turbine watch this year introduces the particularly useful GMT function. A large hand with a red arrow-shaped tip ensures the exemplary legibility of the second time zone. The Turbine GMT is Simplicity itself to use, as all the indications without exception are adjusted by the crown. As well as being eminently functional, this watch is also a sight to behold, as the spinning turbine blades in blackened aluminium allow glimpses of the under-dial to produce a captivating three-dimensional effect. Closer observation reveals the subtle Côtes de Genève pattern and the delicately engraved map of the world.