Eterna-Matic, "Les Historiques" 18k Gold Triple Date Automatic With Moon Phase Case: 37 mm, three-body, solid, polished and brushed, polished and brushed stepped bezel, straight lugs, No. 114/500 Dial: white with applied yellow gold indexes, sunk guilloché auxiliary dials for the seconds, the 24 hours, the 12 hours and 30 minutes registers, outer graduation for the days of the month, apertures for the days of the week, the months and the moon phases Movement: 17 jewel Valjoux 1151, gold finish to the rotor, monometallic balance, shock absorber Band: leather, plated buckle Signed: Eterna-Matic HID03101062020 © 2020 Heritage Auctions | All Rights Reserved