Chronometer no. 43934

Case: Missing Dial: Silvered, engine turned center, unsigned, Breguet numerals, blued steel hands Movement: Circular nickel, cut bi-metallic balance with flat blued steel balance spring, stud secured by a polished steel kidney piece, hanging mainspring barrel, Geneva Seal, numbered "43934 [on main plate]" Unsigned - Attributed to Haas Neveux. Provenance: 19?? - Haas Neveux, Geneva 20?? - ebay