Description
The Ronda Caliber 5101 was the entry movement of the caliber line 51. It has got a pin lever escapement, seventeen jewels (among them a number of deck jewels) and a rocking bar winding mechanism.
This movement was also available with a swiss pin lever movement as Ronda 5131.
Technical data
| Manufacturer: | Ronda | 
| Caliber: | 5101 | 
| Size: | 6 3/4 x 8''' | 
| A/h: | 18000 | 
| lift angle: | 52° | 
| Number of jewels: | 17 | 
| Escapement: | Pin lever | 
| Balance types: | Nickel anular balance | 
| Shock protection(s): | none | 
| Balance bearing / direction hairspring: | Counterclockwise | 
| Moveable stud: | yes | 
| Adjust mechanism: | Hairspring key | 
| Construction: | 
 | 
| Winding mechanism: | yoke winding system | 
| Setting lever spring: | 2 hole(s) | 
 
     
    