Other variations of the manual wind caliber 7760 include the 7761 (month/moonphase), 7765 (without hour totalizer), 7768 (moonphase).
The pictures below are of the ETA caliber 7760 was found in a Kobold Watches R.E. Byrd Chronograph. It contains plastic parts.
Please share your experiences and thoughts about the ETA/Valjoux caliber 7760 in the comments section below…