The phrase "round dial" refers to a type of dial or panel that is circular in shape, typically found on devices like old telephones or analog watches. Full definition
Many of the center stack controls are capacitive touch plus one big round dial in the middle. (extremetech.com)
The dash featured four large round dials with analog gauges for all vital functions. (articles.orlandosentinel.com)
Two large round dials in a chequred - flag design and 5.5 - inch central color multifunction display make up the AMG instrument cluster. (mercedesblog.com)