Introducing the all-new upgraded high-end Longines Master Collection L2.909.4.78.3 watch, making its grand debut! Its minimalist elegance exudes a sense of calm sophistication.1. Case: The watch dimensions are 40 x 11.5 mm, with a steel bracelet made from an original mold of 21mm (not the commonly used 20mm found in the market). Every detail meticulously replicates the unique elegance of the Master Collection case, ensuring a comfortable fit for the wearer.2. Leaf-shaped hands: The design and craftsmanship mirror that of the authentic product.3. The wheat grain texture on the dial is identical to the original, indistinguishable to the naked eye.4. The bracelet features a 316L stainless steel band paired with a stainless steel clasp. It utilizes a double-domed sapphire crystal.5. Equipped with an original automatic skeleton movement, it includes both single and double date functions, powered by the imported Citizen 9015 integrated movement for precise timekeeping!