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ＥＴＡ成立于１７９３年。１９８５年成为瑞士斯沃琪（Ｓｗａｔｃｈ）集团的一个成员。ＥＴＡ始终保持产业领先，在时间科学与艺术发展上不断创造里程碑。ＥＴＡ已经确立了其作为世界最主要的手表机心生产厂之一的地位。１９２６年，由ＥＴＡ设计的第一只自动手表机心问世，１
ETA was founded in 1793. In 1985, he became a member of the Swatch Group in Switzerland. ETA has always maintained its leading position in the industry and has continuously created milestones in the development of time science and art. ETA has established its position as one of the world’s leading manufacturers of watch movements. In 1926, the first automatic watch designed by ETA came out, 1