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You are here: Home / Movements / ETA 2681

ETA 2681

Last Update: June 3, 2019

Brand:ETA
Family:
ETA 2600 Family
Height:4.80 mm
Jewels:25
Reserve:44 hours
Frequency:28,800 A/h
Winding:Automatic, Bi-Directional Automatic Winding, Central Rotor Automatic Winding
Diameter:19.40 mm (8.75 ligne)
© ETA Cal. 2671 is a popular automatic for ladies watches Complications:Date, Hacking Seconds, Quick Date Correction, Semi-Instantaneous Date Change
Hands:Central Hour Hand, Central Minute Hand, Central Seconds Hand
Distinguishing Technical Characteristics
Central-Rotor Automatic
Counter-Clockwise Balance Cock
Etachron Regulator
Balance
Balance at 10:30
Central Rotor
Production: 1991 – Current
1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s

ETA Cal. 2681 is a compact automatic movement with date.

Cal. 2681 is part of ETA’s regular “Mecaline” line. It was introduced in 1981 and is still produced as of 2019.

Longines uses Cal. 2681 as their Cal. L580.

ETA produced a variety of movements in the 2600 family since the 1970s. This includes both automatic and hand-winding variants, 7.75 and 8.75 ligne sizes, and 21,600 A/h and 28,800 A/h versions. In the table below, 8.75 ligne movements are denoted with an asterisk and currently-produced movements in bold.

CalibreManual
21,600 A/h
Manual
28,800 A/h
Automatic
21,600 A/h
Automatic
28,800 A/h
Base2640266026502670
Date2641
2691*
266126512671
2681*
Day/Date264826682658
2688*
2678
Date
Moon Phase
2675
2685*
Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.

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