Haima 300 is a jewellery watch with 8,500 movements. This is because the 8500 movement is independently developed by Omega, and its quality and stability are very high. Adopt automatic winding design, which can provide long battery life. In addition, the 8500 movement also has two-way automatic winding function, which can make full use of the movement of the wrist to provide power. Therefore, the application of 8500 movement to Haima 300 watch can ensure the accuracy and reliability of the watch and provide excellent sports performance.