Gold, enamel & diamond Wrist Watch no. 65638

Case: Two-body, tonneau-shaped, polished, engraved band, the bezel decorated with translucent aquamarine guilloche enamel overpainted with white flowers, set with 10 round white diamonds, wire lugs with diamond-set terminals, hinged back. Dial: Matte silver with Arabic numerals. Blued steel pear hands. Movement: 7½''', rhodium plated, fausses cotes decoration, 18 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Provenance: 19?? - Haas Neveux, Geneve 2011 - Antiquorum, 15 May 2011, est CHF 1,700-3,000, unsold, "Haas Neveux - Gold, Diamond & Enamel Lady?s Watch Haas Neveux & Cie, Geneve, movement No. 65638, case No. 3526. Made circa 1920. Fine and elegant, 18K yellow gold, platinum, enamel and diamond-set lady?s wristwatch with the original yellow gold buckle. C. Two-body, tonneau-shaped, polished, engraved band, the bezel decorated with translucent aquamarine guilloche enamel overpainted with white flowers, set with 10 round white diamonds, wire lugs with diamond-set terminals, hinged back. D. Matte silver with Arabic numerals. Blued steel pear hands. M. 7 ½???, rhodium plated, fausses cotes decoration, 18 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Dial and movement signed. Dim. 26 x 21 mm. Thickness 6 mm."