Zenith - an El Primero Chronomaster watch, 40mm. Zenith - an El Primero Chronomaster bracelet watch. Yellow metal case with exhibition case back, stamped 750. Case width 40mm. Reference 62.0240.410/01, serial 166183. Signed automatic calibre 410 Z. Silvered dial with Roman numeral hour markers, subsidiary recorder dials to three, six and nine, moon phase indicator to six, month and day apertures to two and ten, date aperture to between four and five. Fitted to a signed 18k yellow gold bracelet with double folding clasp. Box and papers. 165g.
