Gold Watch no. Unknown

Case: Yellow gold, hunting, engraved all over, front with coat of arms, reverse with "M" monogram, hinged cuvette signed "MI, Chronometer, B. Haas Jne., Fsseur Brevete, de S. M. l'Emperor, Paris, Geneve - Besancon", second cuvette with concealed portrait of a nude lady. Dial: Silvered with applied gold accents, Roman numerals, blued steel spade hands, subsidiary seconds dial. Movement: Nickel, bi-metallic balance with blued steel balance spring with Breguet overcoil with polished steel stud, hanging mainspring barrel, long index regulator in the Jurgensen style, capped escape wheel pivots and pallet pivots, jewelled to the third wheel, pin set, unsigned. Provenance: 18?? - Haas Neveux, Geneva 2019 - eBay #372674054762, 2 Jun 2019, Spain €3,900