Iridium & diamond Watch no. Unknown

Case: brushed octagonal case set with diamonds at the corners, black enamelled bow and band, inside of case back with inscription Dial: Silvered, signed "Haas Neveux & Cie., Geneve, Swiss", blued steel spade hands Movement: damascened nickel lever movement, 18 jewels, bi-metallic compensation balance, 5 adjustments Provenance: 19?? - Haas Neveux, Geneve 2007 - Sotheby's, 16 May 2007, est CHF 2-3,000, unsold "Haas Neveux & Cie. AN OCTAGONAL IRIDIUM PLATED, DIAMOND AND ENAMEL KEYLESS LEVER WATCH CIRCA 1920 damascened nickel lever movement, 18 jewels, bi-metallic compensation balance, 5 adjustments, silvered dial, Arabic numerals, outer minute track, brushed octagonal case set with diamonds at the corners, black enamelled bow and band, inside of case back with inscription, dial and movement signed width 45mm."