The Girard-Perregaux Girard PerregauxR&D 01 Monte Carlo Chronograph (Ref. 49930-11-651-BM6A) is a Steel-cased luxury mechanical wristwatch. The case measures 43 mm. The dial is Black. Powered by a Automatic movement. It wears on a Leather strap/bracelet. On the secondary market, the Girard PerregauxR&D 01 Monte Carlo Chronograph averages $6,999 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.