Gold Repeating Chronograph Observatory Chronometer no. Unknown

Case: gold cuvette engraved with maker's signature and details of the movement, further engraved avec Bulletin de 1ere Classe de l'Observatoire de Geneve, 58mm Dial: white enamel dial, Arabic numerals, four subsidiary dials indicating months calibrated for leap year, date, day of week, and moon phases combined with constant seconds and ages of the moon Movement: highly jeweled nickel lever movement, bi-metallic compensation balance, slide repeat, bi-metallic compensation balance, polished steel hairspring Provenance: 18?? - Haas Neveux, Geneve 1??? - Observatoire de Geneve 2005 - Sotheby's, 5 Dec 2005, est $25-35,000, SOLD $26,400, "a gold hunter cased minute repeating perpetual calendar chronograph watch with moon phases, Haas Neveux & Co., Genève & Paris, circa 1900 18k, highly jeweled nickel lever movement, bi-metallic compensation balance, slide repeat, bi-metallic compensation balance, polished steel hairspring, gold cuvette engraved with maker's signature and details of the movement, further engraved avec Bulletin de 1ere Classe de l'Observatoire de Geneve, white enamel dial, Arabic numerals, four subsidiary dials indicating months calibrated for leap year, date, day of week, and moon phases combined with constant seconds and ages of the moon, polished case, cuvette signed, case stamped B.H.J. & Co., (B. Haas Jeune & Cie.) diameter 58mm"