The OMF Oumi Di Fei series is now equipped with the Co-Axial 8900 movement! .1. The factory has modified the 2824 black rotor, ensuring quality assurance, including the calendar font size and three-dimensional effect, which are identical to the original.2. All the dial markers are CNC made, finely polished to shine; the font printing has undergone multiple revisions to achieve a lifelike effect.3. The case dimensions are in mm, fully CNC processed and finely polished, featuring a transparent inner case, which is extremely challenging to produce, resulting in a very low yield rate.4. The clasp has been continuously modified and updated to achieve an original effect, with the structure, polishing, and functionality reaching 98% of the original.5. The lugs are also the same as the original! .6. The top and bottom sapphire glass surfaces, with the front glass treated with a high-definition coating technology.