The Blancpain caliber 6639 is an automatic movement measuring 32 mm in diameter and 7.6 mm in height. It has 35 jewels, operates at a frequency of 28,800 vibrations per hour, winds bidirectionally, and offers a power reserve of 192 hours. It includes small seconds along with date, day, month, and moon phase complications, and powers the Villeret Quantième Complet 8 Jours.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
35 jewels
Power Reserve
192h
Frequency
28,800 vph (4 Hz)
Diameter
32mm
Height
7.6mm
Display Type
Analog
Winding
Automatic (Bidirectional)
COMPLICATIONS
FEATURES
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
66xxCOUNTRY
SwitzerlandALSO KNOWN AS
FOR WATCH DEALERS
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Watches with this movement
Blancpain
Villeret Quantième Complet 8 Jours
6639 3642 55B
Blancpain
Villeret Quantième Complet 8 Jours
6639 3642 MMB
Blancpain
Villeret Quantième Complet 8 Jours
6639A 3631 55A
Blancpain
Villeret Quantième Complet 8 Jours
6639A 3631 55B
Blancpain
Villeret Quantième Complet 8 Jours
6639A 3631 MMB