Produced by TW, J5 version. Longines - Master Collection couple series. Men's watch size: 39.5 x 11mm. Women's watch size: 32 x 10mm. The slim, curved case is waterproof up to 120 meters, featuring a finely crafted and smooth case side with double-sided sapphire crystal glass. The movement is equipped with a custom moon phase movement based on the Japanese Citizen 8215. The size and font of the crown have been meticulously replicated according to the official store's style. It comes with a top-layer cowhide strap and an original buckle, and each item has been strictly controlled by J5. The code on the back cover of the case matches the code on the accompanying card tag. This model is shipped in a three-code unified format, and returns and exchanges are also processed in this manner. We appreciate your understanding! The extreme replication requirements ensure high quality; it's not just a concept!