Yellow gold (750) collar watch.
Round case monogrammed BL, with chased flowers on an amatized background and a frieze of enameled florets on the right side of the bezel.  
White enamel dial with hour markers, black-painted Arabic numerals for the hours and golden dots for the minutes.
Second hand at 6 o'clock.
Hand-wound mechanical movement. 
Dust cover numbered 54183 E and monogrammed BL (?).   
Back signed Zenith and numbered 54183. 
Gross weight: 26.7 g. - Case diameter: 34 mm. 
Chipped enamel on dial, trace of enamel on caseback. Dial probably reported.
Timed Sunday 19 October 2025・21:00 (Europe/Paris)
Lot no. 15

Yellow gold (750) collar watch. Round case monogrammed BL, with chased flowers on an amatized background and a frieze of enameled florets on the right side of the bezel. White enamel dial with hour markers, black-painted Arabic numerals for the hours and golden dots for the minutes. Second hand at 6 o'clock. Hand-wound mechanical movement. Dust cover numbered 54183 E and monogrammed BL (?). Back signed Zenith and numbered 54183. Gross weight: 26.7 g. - Case diameter: 34 mm. Chipped enamel on dial, trace of enamel on caseback. Dial probably reported.

Estimate
€200 - €300
Result
€710
Buyer's premium
26%
Yellow gold (750) collar watch. Round case monogrammed BL, with chased flowers on an amatized background and a frieze of enameled florets on the right side of the bezel. White enamel dial with hour markers, black-painted Arabic numerals for the hours and golden dots for the minutes. Second hand at 6 o'clock. Hand-wound mechanical movement. Dust cover numbered 54183 E and monogrammed BL (?). Back signed Zenith and numbered 54183. Gross weight: 26.7 g. - Case diameter: 34 mm. Chipped enamel on dial, trace of enamel on caseback. Dial probably reported.
Sale Sunday 19 October 2025・21:00 (Europe/Paris)
Sale location coming soon 7 rue Drouot 75009 Paris