The Leica L1 and L2 watches were announced back in 2018 and after the initial delay, it seems that we are getting closer to the official release according to this quote from Dr. Kaufmann (Chairman of Supervisory Board of Leica Camera AG):
Leica is also rumored to announce a new L3 watch with a mechanical alarm complication:
Leica L3 watch with a mechanical alarm complication coming in 2019
