Welcome to Gruno’s Diamonds, Official Rolex Jeweler

Only Official Rolex Jewelers can certify the authenticity of your new Rolex and back its five-year international guarantee. Gruno’s Diamonds is proud to be part of the worldwide network of Official Rolex Jewelers. Nothing beats experiencing first-hand the meticulous details, the balanced weight, the comfort and simply the feel of a Rolex watch. Visit us at Gruno’s Diamonds in Madison, Wisconsin or Rockford, Illinois, and we will guide you through the range of men’s & women’s Rolex watches, and advise you on the technical aspects of Rolex watches including the Day-Date, Explorer, Submariner and more.