The F.P. Journe F.P.Journe SouveraineChronometre Souverain Rare 38mm Platinum 2006 Box and Papers (Ref. 1304 CS 38 PT GL), introduced in 2006, is a Platinum-cased luxury mechanical wristwatch. The case measures 38 mm. The dial is White. Powered by a Manual winding movement. It wears on a Alligator skin strap/bracelet. On the secondary market, the F.P.Journe SouveraineChronometre Souverain Rare 38mm Platinum 2006 Box and Papers averages $10,000,000,000 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.