Danube Diamonds is an independent jewelry, preowned Rolex watch and fine timepiece retailer and is not affiliated with Rolex, S.A. or Rolex USA. Danube Diamonds sells pre-owned Rolex watches and warranties its watches directly through Danube Diamonds. Aftermarket additions void the warranty of new and used Rolex watches sold by Rolex, S.A. or at www.Rolex.com. Rolex is under no obligation to warranty-service watches sold by Danube Diamonds through its service locations. Rolex Day Date President, Presidential, Super President, Submariner, Cosmograph Daytona, Datejust, Explorer, Sea Dweller, Air King, GMT Master, Yacht Master, YachtMaster, Milgauss, Prince, PearlMaster, and MasterPiece are all registered trademarks of the Rolex Corporation (Rolex USA, Rolex S.A.) All brands including Carier, Audemars Piguet, Patek Philippe, Ulysse Nardin, Breitling and Omega are trademarks of their respective holders.