The F.P. Journe F.P.Journe SouveraineCentigraphe Souverain (CT) Platinum Silver Dial Leather Strap 40MM Calibre 1506 (Ref. CT PT A), introduced in 2010, is a Platinum-cased luxury mechanical wristwatch. The case measures 40 mm. The dial is Grey. Powered by a Automatic movement. It wears on a Crocodile skin strap/bracelet. On the secondary market, the F.P.Journe SouveraineCentigraphe Souverain (CT) Platinum Silver Dial Leather Strap 40MM Calibre 1506 averages $350,000 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.