Although Rolex has made very few quartz models for its Oyster line , the company 's engineers were instrumental in design and implementation of the technology during the late 1960s and early 1970s .
Rolex participated in the development of the original quartz watch movements .
Although Rolex has made very few quartz models for Rolex 's Oyster line , the company 's engineers were instrumental in design and implementation of the technology during the late 1960s and early 1970s .
Rolex participated in the development of the original quartz watch movements .