It is difficult to find information about Harley-Ronda the company and Harley-Ronda watch movements.
Chascomm said this about Ronda-Harley:
Ronda, during the period when they were known as Ronda-Harley, were producing large quantities of simple quartz movements for the Asian market from a factory in Thailand.
Ronda makes no mention of this caliber number on their official website or tech sheets.
Replacement prices around $19.95 were found online.
Add your experience with the Ronda/Harley caliber 3572 to the comments below…