CaliberDB

Elgin 123

Mechanical c. 1891
No photos yet

Notes

1891-1893, 13000 open face calibre, model 5 bimetallic screw balance, Breguet hairspring regulator with nut on thread bow unusual: ratchet under base plate (can be disengaged through a tiny hole at the movement edge), negative stem mechanism with rocker bar

Dimensions

Width44.65 lignes (100.72 mm)
Height10.1 mm
Stem height1.05 mm
Hands (H × M × S)2.46 × 1.27 × 0.3 mm

Technical data

Beat rate18,000 vph (2.5 Hz)
Lift angle—
Power reserve33 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date No
Day No
HackingNo
ChronographNo

Mainspring

GR code—
Height17.5 mm
Thickness0.22 mm
Length570 mm
Barrel diameter2.92 mm