Longines L687 caliber with two variants: L687.2 (regular balance spring, 54h power reserve, Incabloc/Nivachoc) and L687.5 (silicon balance spring, free-sprung balance, 66h power reserve, Nivachoc)
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
27 jewels
Power Reserve
54h / 66h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
Shock Protection
Nivachoc
COMPLICATIONS
ChronographMoon Phase
FEATURES
Silicon Hairspring
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2010BASED ON
ETA SA 7750CALIBER FAMILY
L687COUNTRY
SwitzerlandALSO KNOWN AS
l687.5
FOR WATCH DEALERS
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