Eterna.Matic Centenaire 18 krt. pink Gold
Caliber 1439 U based at ETA 2433 and 2438 but made to Eterna specification
Start of production of calibre 1439 U is 1956
Movement Nr. 4377764 is made 1960 according to the files from Eterna.
Case reference no: 4115425 model 709, mind dial all you see is a reflection.
Swiss made case according to the stamps inside, imported stamp of Portugal for 18 ktr.
Pink gold crown and 18 ktr.pink gold Eterna buckle, pink gold hands, and date cadaster.