Sinn 144 chronograph

Rare Sinn 144 chronograph with black coated case. Watch was serviced in 3/2024 at the Sinn factory and comes with the replaced parts and a service case. Service warranty is valid until 3/2026.

Crystal and dial are flawless. Case has signs of age and use and the crown is screw-down. Leather strap has only been worn a few times.