, Amelica Santos de Cartier Medium Automatic 18ct Yellow Gold Bracelet Watch. Cartier Santos de Cartier Medium Automatic 18ct Yellow Gold Bracelet Watch WGSA0030. 18ct yellow gold 35. 1mm case and set bezel all on a 18ct yellow gold bracelet and comes complete with an additional brown leather strap. This watch features a silver sunray dial with blued hands and black hour numerals. Water resistant up to 100m and sapphire crystal glass. Calibre 1847 MC automatic movement. Two years international guarantee on all Cartier watches. Register to enjoy an extension to the Cartier International Guarantee up to 8 years with Cartier Care as well as a range of exclusive benefits and services.