Gold & enamel Watch no. 116173

Case: Yellow gold with guilloche translucent blue enamel, Case no. 900319. Dial: White enamel with Breguet numerals, blued steel hands. Movement: 17''' 19 jewels, nickel-lever movement, bi-metallic balance with blued steel balance spring. Provenance: 19?? - Haas Neveux, Geneva 2015 - Sotheby's 13 May 2015 est CHF4-6,000 unsold "Haas Neveux & Co. AN ULTRA SLIM YELLOW GOLD AND ENAMEL OPEN-FACED KEYLESS LEVER WATCH MVT 116173 NO 900319 CIRCA 1910 • cal. 17''' 19 jewelled manual winding nickel-lever movement, cut bi-metallic compensation balance • white dial, black Arabic numerals, outer minute track • 18k yellow gold ultra-slim case, the bezel with white and blue champlevé enamel, the case back with translucent blue enamel over guilloché, white enamel ring, bow with translucent blue on one side and white enamel on the other • case stamped with the Haas Neveux mark diameter 45 mm"