The Cartier Ballon Bleu ref: W4BB0028 features a stainless steel case with a 33mm diameter. It is powered by an automatic winding movement, specifically the Calibre 076. The watch showcases a blue dial, providing a striking contrast to its polished exterior. This model combines elegance with functionality, making it suitable for various occasions. The design includes a distinctive crown set with a synthetic spinel, adding a unique touch to its overall aesthetic.