LeCoultre、江詩丹頓及卡地亞，三枚金或鉑金裝飾藝術時期時計

THE FIRST SIGNED LECOULTRE, NIGHT AND DAY MODEL, CASE NO. 552'603, THE SECOND VACHERON CONSTANTIN RETAILED BY VAN CLEEF AND ARPELS, MOVEMENT NO. 397'695, CASE NO. 8'844 BY VERGER FRÈRES, PARIS, THE THIRD CARTIER, DUOPLAN MODEL, CASE NO. 25034, ALL BETWEEN 1920 AND 1940