Rolex, Cellini series, model: 54419, also known as Doctor Cellini, has a diameter of 45x29mm. The entire watch is made of 18k white gold. It is the only Rolex watch with a transparent case back before 2023. It features a geometrically diamond-engraved gold movement, combining both ornamental and practical value. It has a thick double butterfly clasp and is a complete set of new 2021 card watches! Top-notch collectibles in excellent condition are hard to come by!