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Longines Caliber 18L

Longines Caliber 18L

Longines Caliber 18L

ManufacturerLongines
Caliber Number18L, 18L/1
Base CaliberAS 1726
Movement TypeMechanical, manual-wind
Vibrations Per Hour21,600 vph
Jewels17
Power ReserveUnknown (please add to comments below)
Diameter8 3/4”’ / 19.4mm (please confirm in the comments below)
Height3.55mm
Hands1.20, 0.65, 0.18
HairspringZF1298
Shock AbsorberIncabloc
Hacking?Yes
BalanceScrew balance
FunctionsHours, minutes
Country of ManufactureSwitzerland
Known Models
Vintage manual wind Longines 18L (add more to comments below)

The Longines caliber 18L was produced in Switzerland by Schild S.A. aka ASSA. This movement was produced as an ébauche most commonly known as AS caliber 1726. Longines finished it as the 18L or 18 L/1.

At the time of this listing, replacement prices were found around $95.00.

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