The newly upgraded high-end series, the Longines Master Series L2.909.4.78.3 moon phase watch finally makes its debut! Simple and elegant, showing calmness and magnanimity! [Case] ​​1. The size of the watch is 40X11.5 mm, and the original molding of the steel strap is 21mm. (It is not a 20-head strap used in the market.) The details are meticulous to restore the unique elegance essence of the famous craftsman series case, allowing the wearer to wear it while wearing it. The process is both close to the hand and comfortable. 2. Willow leaf-shaped blue steel quenched watch hands, the style and craftsmanship are synchronized with the original ones. 3. The moon phase function at six o'clock is the same as the original one, and it rotates once a month, and the operation It is consistent with the debugging method of the original version 4. The wheat grain texture on the dial is exactly the same as the original one, and the male and female cannot be distinguished by the naked eye. [Strap buckle] Italian calfskin strap with Longines classic butterfly-style stainless steel buckle. Only use double buckle. Arched sapphire mirror, quick-adjust button at 4 o'clock to adjust the star calendar at 6 o'clock,