The ETA 255.485 Swiss quartz watch movement is a 10½ ligne, multi-function movement measuring 23.30 mm in diameter with a thickness of 2.70 mm. It features hour, minute, and sweep-second hands, along with day and date calendar functions, and is designed with dial feet positioned at 1½ and 7½. Hand sizes are 120/70/20, and the movement operates using a 373 battery. Swiss made for reliability and precision, the ETA 255.485 is also a direct replacement for Movado caliber 04.