CaliberDB

ETA 2461

Mechanical Self-winding (rotor)
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Notes

early fixed, later mobile stud carrier (cf. ETA 2452) differences not known between 2451, 2459, 2461, 2465

Dimensions

Width25.6 lignes (57.75 mm)
Height5.3 mm
Stem height1.4 mm
Hands (H × M × S)1.5 × 0.9 × 0.21 mm

Technical data

Beat rate18,000 vph (2.5 Hz)
Lift angle—
Power reserve42 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingRotor
Date No
Day No
HackingNo
ChronographNo

Mainspring

GR codeGR3271-X
Height1.3 mm
Thickness0.11 mm
Length360 mm
Barrel diameter10.5 mm