Chopard L.U.C 02.03-L

The L.U.C 02.03-L is a manual-winding in-house caliber from Chopard, part of the L.U.C 02 family. It is a quattro tourbillon variant, featuring four tourbillon carriages to compensate for positional timing variations. Known alternatively as the L.U.C 4TT, the movement represents one of the brand's most technically ambitious complications. It remains in production.