Duometre Quantieme Lunaire Q604848J

In its vintage steel case and gradient blue dial matching the small-scale lined alligator strap, the Duometre Quantieme Lunaire showcases the Duometre concept in style. The sectorized dial is finished in a variety of styles: opaline (top of dial), satin-finish (center of counters), circular blue (around counters), and sunray (power reserves). On the reverse side of this complication watch, the twin-barrel Calibre 381 – one dedicated to indicating the time, the other to complications – reveals the mechanics of its finely decorated components: sunrayed côtes de Genève, chamfered bridges, blue screws...

Source: Jaeger-LeCoultre website, last updated Mar 2026