Chopard! Exclusive data, the case is made of 904L special steel, which is mostly used in high-end medical equipment or aviation fields. The case is genuine and original, and it cannot be synchronized with the counter without original factory data. The rose gold on the counter is generally made of pure 18K gold. The price/performance ratio is too low , our rose gold is a silver watch case covered with rose gold technology, the gold covering effect is completely consistent with the cabinet product. Feel free to buy it! ,