Platinum Chronometer no. 49663

Case: Dial: Breguet numerals, blued steel spade hands, subsidiary seconds dial, unsigned Movement: Nickel, flat blued balance spring with polished steel kidney piece, hanging mainspring barrel, signed "Extra Adjusted, Swiss", numbered on main plate Provenance: 19?? - Haas Neveux, Geneve 2020 - Antiquorum, 10 May 2020, est CHF 2,000 - 2,500, unsold, "Unsigned - Dress-watch, “couteau” (knife-edge), fancy dial; platinum Platinum, open-face, keyless-winding, “couteau” (knife-edge), round-shaped, extra-thin, dress-watch, hinged case-back. Silver colour dial with suspended “Breguet” numerals; central painted pattern., Brand Unsigned, Geneva, Year circa 1920, Movement No. 49 663, Case No. 49 663, Material platinum, Diameter 45.8 mm., Caliber 17’’’, “Extra Adjusted”, lever escapement, Geneva Quality Hall Mark"