ROLEX The Datejust men's model is 41mm in perfect size. It is made of real 18K gold and holds the GTC China authoritative certification. It is 100% real gold and can be verified and checked. The Datejust series is a model of classic watches and a timeless classic among classics. It is equipped with Swiss Sw200 movement and has a lifetime warranty. The case is made of unique gold steel. The crown is made of a combination of 904L stainless steel and 18K gold and uses a three-buckle winding crown. The three-buckle winding crown can be said to be a triple waterproof system specially developed for the Submariner. The three-buckle lock device is composed of 10 sets of different parts. After the configuration is completed, it only needs to be tightened to make the Oyster case completely sealed and solidly protected. Comparable to the submarine hatch bracelet, it is made of gold steel and is extremely sturdy and durable. The brushed metal design shows a strong metallic texture. The ergonomically designed lugs and strap are perfectly integrated. It is very comfortable to wear. The labor patented Glidelock buckle has the advantage of being a diver. Even if you are wearing a wetsuit, you can easily adjust the strap without using any tools. The strong tooth-like parts under the buckle can extend the strap to 20mm at a length of 2 mm. Sapphire mirror, super luminous case, strap, very finely polished, every detail is a classic classic with a full set of top packaging.