Tissot Caliber 784-2
Tissot Caliber 784-2

Tissot Caliber 784-2

Brand Tissot, Chs Tissot & Fils
Caliber Number 784-2
Movement Type Automatic, self-winding mechanical
Lignes 11.5”’
Diameter
26mm
Height
5.2mm
Jewel Count
21
Beat Rate
18,000 vph
Lift Angle
52 degrees
Power Reserve
~45 hours
Anti-Shock Device
Incabloc
Hand Count 3
Hand Sizes
1.5mm / 1.2mm / .21mm
Functions Central hours; central minutes; central sweeping seconds; date at 3:00
Quickset Date?
No
Country of Manufacture Switzerland, Swiss made
Known Models
Vintage Tissot Seastar, Seastar Seven (Add your watch to the comments below…)

The Tissot caliber 784-2 is a vintage automatic watch movement from the late 1960s to early 1970s (circa 1968~1972?).

This movement is not equipped with a quickset date, however, you can advance the datewheel by moving the hands from around 8PM to past 12AM, then back to 8PM to 12AM, and so on.

Video: Restoring a Tissot Seastar Cal 784-2

Additional Resources:

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