Casio CGW 500] ''Cosmo phase'' (1985) . It's oval-shaped LCD displays not only all nine planets and their orbit around the sun, but also the orbit of Halley's Comet which is visible
CASIO COSMO PHASE module QW 830 pre G shock Japan Steel CGW 50 500 90 EUR 292,02 - PicClick FR
Casio Cosmo Phase - An old classic vintage...... | WatchUSeek Watch Forums
Casio Cosmo Phase CGW91 - YouTube
Casio Cosmo Phase] Still going strong after almost 30 years. : r/Watches