The F.P. Journe F.P.Journe OctaSalmon Octa Lune 42mm [2023 MINT] (Ref. Octa Lune), introduced in 2023, is a Platinum-cased luxury mechanical wristwatch. The case measures 40 mm. The dial is Brown. Powered by a Automatic movement. It wears on a Crocodile skin strap/bracelet. On the secondary market, the F.P.Journe OctaSalmon Octa Lune 42mm [2023 MINT] averages $304,681 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.