Perrelet has added the first chronograph to its well-known Turbine collection that transforms the company’s patented double-rotor movement into a visually arresting turbine-blade design on the dial. The chronograph model is executed with unobtrusive and semitransparent elements so that the turbine design remains predominant. The arrangement uses a central seconds hand and two superimposed sapphire disks for the 60-minutes counter—a technically intriguing concept, since all indicators are positioned around the …