Eterna tank automatic big size!
Caliber 1480 U quick-date setting BpH 2160.
Based at an Eta caliber 2433.
Start of production 1967.
Movement no: 5731051
Case ref: 166 T.
Big size made around the same time Eterna was searching for newer models like the Concept watch etc.
Size 37mm. with crown x 40 mm, 36mm. x 40 mm. ex-crown.
Non-brand blue leather strap signed buckle and original box.
Mint dial with blue inlay.
The case is brushed and polished sides and the movement is completely serviced.