CHAUMET CLASS ONE XXL CHRONOGRAPH. Reference: W17291-45B. Serial number: 646-0914. PVD-coated titanium and steel case. Black dial, featuring three sub-dials (seconds, minute counter, hour counter). Mechanical self-winding movement. Rubber strap with a signed titanium folding clasp. Sapphire crystal. Circa 2010. Diameter: 45 mm. Supplied with a presentation box. A titanium and steel wristwatch with an automatic movement, by Chaumet. Circa 2010. RC: Sold as is, with signs of wear and use. Movement was functioning at the time of writing this description; a routine service is recommended; no warranty provided.