Gold Split second Watch no. 15490

Case: Gold, hunting. Dial: White enamel, Roman numerals, split dead independent centre-seconds, unsigned. Movement: Provenance: 18?? - Haas Neveux, Geneva 1999 - Antiquorum, 13 Nov 1999, est CHF9-11,000, sold CHF8,050: "Haas Neveux & Co., Genève, No. 15490, circa 1890.Fine and very rare 18K pink gold, hunting cased keyless watch with split dead independent centre-seconds. C. Four body, massive, "bassine", polished. Hinged gold cuvette. D. White enamel with Roman numerals and gilt outer Arabic minute and seconds ring. Gold "spade" hands. M. 19''', frosted and gilt, double train with differential winding, 29 jewels, counterpoised straight line lever escapement, cut bimetallic balance, Breguet balance spring. Split dead independentcentre-seconds mechanism with flirt on the escape wheel pinion, the split centre-seconds stopped and released by means of a button in the band.Trademark with serial number punched inside the back.Diam. 54 mm. C. Four body, massive, "bassine", polished. Hinged gold cuvette. D. White enamel with Roman numerals and gilt outer Arabic minute and seconds ring. Gold "spade" hands. CHF 9,000 - 11,000"