Ultra-thin Swiss manual-wind movement. One of the thinnest mechanical calibers available at just 2.5mm. Originally manufactured by Peseux until 1985 acquisition by ETA. Widely used in dress watches and serves as base for modified calibers including Omega 651 and NOMOS Alpha. Known for reliability and adaptability to decoration.
Movement Type
Manual Wind
Jewel Count
17 jewels
Power Reserve
42h
Frequency
21,600 vph (6 Hz)
Diameter
23.3mm
Height
2.5mm
Display Type
Analog
Shock Protection
Incabloc
BRAND
PeseuxTYPE
Manual WindSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
1971CALIBER FAMILY
70xxCOUNTRY
SwitzerlandALSO KNOWN AS