The Cartier Santos is a renowned watch collection by Cartier, known for its distinctive square case, exposed screws on the bezel, Roman numeral dial, and often featuring a blue cabochon crown. Originally created in 1904 for aviator Alberto Santos-Dumont, the Santos collection has become an iconic symbol of Cartier’s commitment to elegance and innovation. For the latest models and detailed information, it is recommended to check Cartier’s official website or visit authorized Cartier dealers.