Highlighted by its elegant design and exceptional craftsmanship, the Patek Philippe Reference 139.025 / LSLS1392AA showcases a 41 mm diameter, 9.5 mm thick case crafted from luxurious 950 platinum, featuring a sapphire glass case back and a water resistance of 3 bar. Its manually wound L095.3 movement, comprised of 446 parts and boasting a 72-hour power reserve and a balance frequency of 21,600 semi-oscillations per hour, powers complications including an outsize date, moon-phase display, and power-reserve indicator, all displayed on a sophisticated Rhodié dial.