ETA SA 205.111

ETA 205.111 is a kinetic quartz movement manufactured by ETA SA in Switzerland, introduced in 2004. It measures 25.6 mm in diameter and 3.95 mm thick, operates at 32768 vph, and contains 17 jewels. The movement uses a unidirectional rotor to generate electrical energy stored in a capacitor, which powers the quartz regulation and date complication. It is also known as the STAR/01.