Perrelet Watch Turbine GMT. A1092/1.  Since it was first launched in 2009, the Perrelet Turbine watch has been recognised as one of the brand’s most distinguishing designs. Now, developing further on this innovation, they have revealed the Perrelet Turbine GMT watch collection, a propeller style finish combined with a GMT hand and a subtle world map engraved under dial.  The 44mm brushed and polished stainless steel case of this Perrelet Turbine GMT watch houses the P-401 automatic movement that has been made completely in house by the brand. The striking blue turbine rotor defines the model and spins captivatingly over the Cotes de Geneve décor under dial and blue and white outer ring. The Arabic numerals, indices and propeller style hands are decorated in a luminous paint for easy readability. To complete the watch, a blue rubber strap is added alongside a stainless steel buckle.