CaliberDB

ETA 2773

Mechanical c. 1969 Self-winding (rotor) Date Hacking
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Notes

1969-1982, >25000000 (all automatics of the family) precision regulator, excenter (Fig.1) or Triovis (Fig.4)

Dimensions

Width25.6 lignes (57.75 mm)
Height5.3 mm
Stem height1.45 mm
Hands (H × M × S)1.5 × 0.9 × 0.25 mm

Technical data

Beat rate21,600 vph (3 Hz)
Lift angle52 °
Power reserve47 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingRotor
Date Yes
Day No
HackingYes
ChronographNo

Mainspring

GR codeGR4006-X
Height1.45 mm
Thickness0.13 mm
Length400 mm
Barrel diameter11 mm