Gold & enamel Chronometer no. 20439

Case: Dial: Movement: Provenance: 19?? - Haas Neveux, Geneve 19?? - Gubelin 2021 - Antiquorum, 6 Nov 2021, est CHF9-16,000, sold CHF11,875, "GÜBELIN 18K GOLD AND ENAMEL, ART DECO DRESS WATCH WITH AMERICAN TRIPLE DATE CALENDAR, Very fine, rare and elegant 18K gold and enamel Art Deco slim keyless dress watch with American triple date digital calendar. Bezels and bow engraved with foliate pattern. Brand Haas Neveux & Co Model Attributed to Haas Neveux, retailed by Gübelin Year Circa 1920 Movement No. 20439 Case No. 20439 Diameter 47 mm Caliber 18’’’, rhodium-plated, “fausses côtes” decoration, 19 jewels, straight line lever escapement, cut bimetallic compensation balance 7 adjustments with blued steel flat balance spring, punched with Seal of Geneva Quality Mark. Signature Dial, Case and Movement "