A. Lange & Söhne L094.1

Features refined arrangement of two wheel trains allowing constant-force generation and seconds jump to interact. Results in constant amplitude across the entire power-reserve range of up to 42 hours. Superior rate accuracy guaranteed by balance wheel with eccentric poising weights and free-sprung balance spring crafted in-house. The jumping seconds mechanism was a specialty of the original A. Lange & Söhne in the 19th century.