AP Royal Oak 26574ST Series Men's Watch! A perfect experience of elegance and individuality! .1. Diameter: 41MM! .2. Equipped with a customized Cal. 5134 movement, perfectly restoring all functionalities! .3. Features like date, day, month, and moon phase are all genuine and fully operational. Available in both stainless steel and leather strap options.4. The case is made of 316L stainless steel, with the entire casing processed with high precision CNC, ensuring density matches the original! .5. The dial is perfectly presented in the original color! .6. The case set consists of three parts: bezel, case, and case back, showcasing the brushed finish from all angles, blending quality and beauty seamlessly!