|Diameter:||30.00 mm (13.25 ligne)|
|Complications:||2-Button, 24 Hour Hand, Cam Switching Chronograph, Chronograph, Date, Day, Day by Pointer, Hacking Seconds, Hand Winding, Modular, Month, Moon Phase, Quick Date Correction, Quick Day Correction|
|Hands:||12 Hour Chronograph Hand at 6:00, 24 Hour Hand at 9:00, 30 Minute Chronograph Hand at 12:00, Central 60 Second Chronograph Hand, Central Date Pointer, Central Hour Hand, Central Minute Hand, Day Window at 11:30, Month Window at 12:30, Small Seconds Hand at 9:00|
|Distinguishing Technical Characteristics|
Clockwise Balance Cock
|Production: 1986 – 1998|
Cal. 7761 is a hand-winding cam-switching chronograph movement with day and date wheels, month, and moon phase. Closely related to the popular Cal. 7750, and hand-winding Cal. 7760, Cal. 7761 adds a calendar module with moon phase indicator as well as a 24 hour hand at 9:00 coaxial with the small seconds.