CaliberDB

Longines 9L (=Longines 25.17)

Mechanical
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Notes

indirect sub second bimetallic screw balance, Breguet hairspring

Dimensions

Width17.8 lignes (40.15 mm)
Height4 mm
Stem height1.25 mm
Hands (H × M × S)1.33 × 0.76 × 0.2 mm

Technical data

Beat rate18,000 vph (2.5 Hz)
Lift angle—
Power reserve43 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date No
Day No
HackingNo
ChronographNo

Mainspring

GR code—
Height10 mm
Thickness0.1 mm
Length360 mm
Barrel diameter1.6 mm

Overview

TypeMechanical
Manufacturer Longines
Year—
Family —
Clone of —

Documents

None

Updated 7 days ago · 0 revisions