可能由ESAIAS FERNAU & COMPAGNIE製，德國琺瑯變色黃金鼻煙盒，1780，附有標記，印有19K金哈瑙市金標及兩枚法國1838年後限制保證金標；圖片由藝術家及佳士得提供 估價：港元320,000 – 550,000 PROBABLY ESAIAS FERNAU & COMPAGNIE, A GERMAN ENAMELLED VARI-COLOURED GOLD SNUFF-BOX, 1780, MARKED, STRUCK WITH THE HANAU TOWN MARK FOR NINETEEN CARAT GOLD AND TWO FRENCH POST-1838 RESTRICTED WARRANTY MARKS FOR GOLD; Courtesy of the artist and Christie’s Estimate: HK$320,000 – 550,000