43031, First Series Quantième Perpétuel, Yellow Gold Tritium and automatic calibre 330 SC

and automatic calibre 330 SC

Here with white gold surrounds and a non-rail dial

this is very clearly not just any Tank but the original masterpiece

one of the most subtle configurations of the foundational Lange 1 line present at the A

43031, First Series Quantième Perpétuel, Yellow Gold Tritium and automatic calibre 330 SCA First Series ref. 43031 Quantime Perptuel in 18k yellow gold with a light cream dial. The 43031 is a distinguished neo vintage reference, Vacheron Constantins first serious return in the wake of the quartz crisis. It features an automatic calibre 1120 2 QP, a JLC 920 bauche finished to Geneva Seal standard with a beryllium rotor rail, lapis moonphase disc, dial signed with sigmas but no automatic line, solid back, and impressive 8mm thinness to its