The seller represents this timepiece as being in very good condition. It fits a wrist size of up to 7.5 inches. It includes boxes (inner and outer), additional items, and papers dated 2024. 

The flyback chronograph is one of watchmaking's most useful complications and one of its least understood. Where a standard chronograph requires three button presses to reset and restart, a flyback does it in one. At 1/10th second precision, that distinction matters more than it sounds. Blancpain built the Bathyscaphe Chronographe Flyback around calibre F385, a movement beating at 5Hz, higher than the standard 4Hz found in most Swiss chronographs, delivering the 1/10th second resolution that the dial's graduated scale is designed to read. The silicon balance spring ensures long-term rate stability across 322 components in 6.65mm of movement, 50 hours of power reserve, all visible through the sapphire caseback. The external surfaces are satin-brushed titanium, a material choice that keeps the total weight minimal while delivering 300 meters of water resistance and a wrist presence that photographs as serious and wears as effortless. The sunburst anthracite dial absorbs light with a purposeful darkness, the chronograph subdials and small seconds arranged with the legibility that a true instrument watch demands. The unidirectional bezel completes a package that needs nothing added and nothing softened. This is Blancpain's most technically capable everyday watch, and this example is ready to prove it.