The year 1917 marked the creation of an iconic watch, the Cartier Tank Louis Cartier. Inspired by the Renault military war tanks during World War 1, it beholds a unique shape of being both a rectangle and a square and has been worn by many famous personalities over the years. Its sleek and elegant lines is showcased in an 18k gold or platinum casing, measuring 20mm to 40.4mm with most models boasting of beautiful Roman Numeral markers on the dial, further enhancing the classic look. Initially powered only by Swiss quartz, the Cartier Tank Louis Cartier is now available with an automatic movement and an array of complications that are both practical and aesthetically pleasing -- a calendar, power reserve, dual time zone, or chronograph. With its timeless aesthetics and design, the Cartier Tank Louis Cartier is sure to be a classic bestseller for decades more to come.