Family: 11xx21 jewels95h power reserve21,600 vph (3 Hz)
The Blancpain caliber 11A4B is a manual winding movement measuring 27.8 mm in diameter and 2.8 mm in height, fitted with 21 jewels and operating at a frequency of 21,600 vibrations per hour. It has a silicon hairspring and sweep seconds, and provides a power reserve of 95 hours. This caliber is used in the Villeret Ultraplate model.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
21 jewels
Power Reserve
95h
Frequency
21,600 vph (3 Hz)
Diameter
27.8mm
Height
2.8mm
Display Type
Analog
Winding
Manual
FEATURES
Hand WindingSilicon HairspringSweep Seconds
Watches with this movement
More Blancpain movements
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
11xxCOUNTRY
SwitzerlandALSO KNOWN AS
cal. 11A4B
FOR WATCH DEALERS
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