[1][2] Moore made many improvements in manufacturing processes, adding flatware to Tiffany's silver catalog in 1869.
Over time he became interested in old glass and lusterware porcelains which now form an especially rich part of the collection.
His collection includes antique Roman, Cyprian, Etruscan, Merovingian, Venetian, Persian, Arab, German, and Spanish glass; Chinese, Japanese, Korean, Hispano-Moresque, Rhodian, Damascus, and Persian ceramics; Persian, Turkish, and Indian metalwork, including Saracenic metal work of the twelfth and thirteenth centuries, as well as Chinese and Japanese bronzes, swords and sword-guards; Japanese inro, netsuke, lacquer ware, and wood and ivory carvings; and Oriental jewelry, Persian lacquer, antique French and Venetian inlaid straw work, and a fine collection of Tanagra figurines.
[citation needed] He bequeathed many objects from his collection to New York's Metropolitan Museum of Art.
[4] New York's Metropolitan Museum of Art, hosted an exhibition of Moore's work in 2020, describing Moore as "the creative force who led Tiffany & Co. to unparalleled originality and success during the second half of the nineteenth century.