The Cartier Santos is a prestigious watch collection by Cartier, celebrated for its square case, exposed screws on the bezel, Roman numeral dial, and often a distinctive blue cabochon crown. Originally designed in 1904 for aviator Alberto Santos-Dumont, this collection remains an iconic representation of Cartier’s commitment to both classic elegance and innovative design. For the latest models and detailed information, it is advisable to check Cartier’s official website or consult with authorized Cartier dealers.