28,800 vph (8 Hz)
Invicta caliber IM-A-006 is an automatic chronograph movement manufactured in Switzerland. It operates at 28,800 vph (4 Hz) and uses a ball bearing rotor. Caliber Corner has determined it corresponds to the ETA 7750, though it may also be a Sellita SW500 or clone. Invicta provides no further details about the movement's origin, and watches using this caliber typically have solid casebacks.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Frequency
28,800 vph (8 Hz)
Display Type
Analog
Rotor Type
Ball Bearing
COMPLICATIONS
Chronograph
