A Lange Sohne 2025 Annual Calendar Release Date. Grand complications such as the tourbillon, perpetual calendar, rattrapante chronograph or the minute repeater belong to the top tier of precision watchmaking. Lange & söhne 1815 annual calendar watch for sihh 2017 with images, price, background, specs, & our expert analysis.
Though the 1815 annual calendar is the watch that made a big splash at sihh 2017, it’s important to not forget its predecessor, the saxonia annual. Its key element is a patented peripheral month ring, which constituted.