Baer and Bosch auctioneers are based in Cheyenne, Wyoming. Baer and Bosch focus on luxury watches from brands such as Rolex, Cartier, Piguet, Frank Muller and Patek Phillipe. Baer and Bosch also arrange sales containing Fine Art, antiques, fashion and vintage. During a Baer and Bosch auction on April 6th, 2013 a Rolex Day-Date, also known as the Rolex President, was up for sale. The Rolex Day-Date is nicknamed Rolex President because of all the American presidents who have worn this type of watch. Roosevelt, Reagan and Kennedy all wore a Rolex Day-Date.