This is a very simple, tiny ladies' watch movement, which contains no jewels except the one of the finger of the balance, which runs in two plastic bearings.
A better version was released as caliber 5131.
|Number of jewels||1,17|
|Balance cock direction||counterclockwise|
|Regulator type||Hairspring key|
Escapement wheel, Fourth wheel, Third wheel, Center wheel, Mainspring barrel
|Beats per hour||21600|
|Size||63/4 x 8'''|
Ronda 5111RondaRonda51116 3/4 ''' 8''''''1,17 Jewels, 6 3/4 x 8'''''', 21600 A/h
Yves Renaud ladies' watch