HAAS NEVEUX & CO. A FINE AND SLIM PLATINUM KEYLESS WIND JUMP HOUR AND MINUTE OPEN FACE WATCH Date: c. 1920s Movement: 16'', 18-jewel manual wind, no. 20483 Dial: Guilloché matte silvered Case: Round, snap on case back, no. 20483 Signed: Case and movement Size: 44mm diameter, 5mm thickness Accompaniments: None Footnotes: The present jump hour and minute pocket watch highlights Haas Neveux's highly renowned complicated and ultra-thin timepieces. Preserved in superb condition, the watch features a dial with beautifully even patina and a subtle starburst finish that radiates light at varying angles from the center, naturally drawing the eye toward the jump hour and minute apertures. The platinum case is equally well preserved, bearing multiple French 'Mascaron' hallmarks on the bow, pendant, and inner case, attesting to the quality of the metal. The inner case is further signed 'Platine', 'HNC' and stamped with the Swiss 'Tête de Chamois' hallmark, confirming its precious material and careful manufacture. Altogether, it represents a highly attractive and well-preserved example, well suited for any discerning collection seeking a splendid and technically accomplished timepiece. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing