Since 1959, Riddle's Jewelry has been a family-owned business, growing to 65 stores across nine Midwest states. At our Rapid City, South Dakota headquarters, our thriving factory produces exclusive jewelry designs and our signature Noventa diamond. We proudly believe that USA-made products remain the backbone of our strong country! With decades of dedicated customer service, the Riddle's name has become synonymous with fine jewelry and diamonds. We are committed to offering the best variety in style and price, including top designer brands. Riddle's Jewelry: a name you can trust for all of life's special moments.