According to Lange website, there are 6 families…
By: Clueless_Collector : July 20th, 2021-05:41
1. Odysseus 2. Lange 1 3. Saxonia (this family is huge, includes Saxonia Thin, Dato, Triple Split all the way to Dato Perpetual Chrono Tourbillon) 4. Zeitwerk 5. 1815 6. Richard Lange It’s too easy, yes 👌🏻