The Blancpain Fifty Fathoms Bathyscaphe43mm 5000-1230-B52A Bathyscaphe Titanium (Ref. 5000-1230-B52A) is a luxury mechanical wristwatch. The dial is Black. On the secondary market, the Fifty Fathoms Bathyscaphe43mm 5000-1230-B52A Bathyscaphe Titanium averages $7,599 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.