CaliberDB

Omega 355

Mechanical c. 1953 Self-winding (rotor) Date
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Notes

1953-1955 family 28.10, 30.10 (330...355): 1943-1955, >1300000 (incl. >500000 chronometers) partially as chronometers

Dimensions

Width28.1 lignes (63.39 mm)
Height6.1 mm
Stem height2.05 mm
Hands (H × M × S)1.4 × 0.75 × 0.18 mm

Technical data

Beat rate19,800 vph (2.75 Hz)
Lift angle50 °
Power reserve42 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingRotor
Date Yes
Day No
HackingNo
ChronographNo

Mainspring

GR codeGR2605-X
Height1.1 mm
Thickness0.1 mm
Length300 mm
Barrel diameter9 mm