Corum was founded in 1955 in La Chaux de Fonds Switzerland by Gaston Ries and his nephew Rene Bannwart. The founder's bold originality and high quality craftsmanship help Corum its reputation as a trend setting watchmaker. Today Corum is one of the most widely recognized watch brands in the world with signature model like the Corum Admirals Cup Competition, The Golden Bridge and the Coin watch just to name a few. JR Dunn Jewelers is proud to offer a full factory warranty on all Corum watches