The ETA 2671 is a compact automatic watch calibre produced by ETA.
Designed for ladies watches and other small applications, the 2671 measures just 7¾ lignes (17.2 mm) in diameter and is 4.8 mm tall. It includes hour, minute, and second hands and a date window. The slightly taller ETA 2678 is similar but includes a day wheel.
The movement is used with ladies' watches. It is sold by TAG Heuer as their "Calibre 4".
Also Known As
- Ball RR2101, RR2701