The F.P. Journe F.P.Journe OctaOcta Lune Havana Chocolate Dial Moon Phase Platinum 42mm (Ref. AL-1300.3-PL-42mm) is a Platinum-cased luxury mechanical wristwatch. The case measures 42 mm. The dial is Brown. Powered by a Automatic movement. It wears on a Platinum strap/bracelet. On the secondary market across 1 active listing. When buying pre-owned, check condition grade, box and papers (typically a 10–20% premium), service history, and originality of dial and hands. Use the listings and price history on this page to benchmark fair market value.