Eterna QUARTZ electronic
Start of the first quartz watch in 1972, calibre 1555, 7 jewels based at an ESA 9180
Case no: 755.2054.41
Signed crown, the glass is signed with the famous 5 dots inside.
Eterna did make different models with this calibre.
This one does have a beautiful mint reflection checkered dial.
Eterna did make several different colours of the dial all checkered all great!