The Cartier Santos is a celebrated watch collection by Cartier, distinguished by its square case, exposed screws on the bezel, Roman numeral dial, and often featuring a blue cabochon crown. Originally designed for aviator Alberto Santos-Dumont in 1904, this collection embodies a harmonious blend of classic elegance and innovative design. For the latest models and detailed information, it’s recommended to refer to Cartier’s official website or visit authorized Cartier dealers.