Ronda Caliber 513

Manufacturer	Ronda
Caliber Number	513
Movement Type	Quartz, battery-powered
Lignes	11.5”’
Diameter	25.6mm
Height	3mm
Jewel Count	1 jewel
Battery Cell	371
Battery Life	~45 months
Low Battery Indicator (EOL)?	No
Stem Part #	401-1483
Hand Count	3
Hand Sizes	1.20mm / .70mm / .20mm
Functions	Central hours; central minutes; central seconds
Hacking Seconds?	Yes
Country of Manufacture	Switzerland (Swiss Made), Thailand (Swiss Parts)
Known Models	Ragazzo R1 (add your watches to the comments below!)

The Ronda caliber 513 is a 3-hander quartz movement with 1 jewel. It is part of Ronda’s Powertech family of affordable quartz calibers.

The 513 is available in Swiss Made or Swiss Parts, both having 1 jewel and a silver (nickel) finish.

There is also a cal. 513S with a “fix motor pulse” and lower battery life of 24 months.

Accuracy:

According to official documentation, Ronda claims that the 513 has a accuracy rating of between -10/+20 seconds per month.

Replacement Prices:

At the time of this post, replacement prices of $8.95-9.95 USD were found online.

Additional Resources:

• Official information from Ronda