Said to be from Olbia (modern Ukraine).; Joseph Chmielowski, Ochakov, Ukraine? (sold 1922); his sale, American Art Galleries, New York (February 24, 1922, no. 692)
Greenwich, CT. Bruce Museum. "Unearthing the Allure of Gems," April 26, 2003–September 7, 2003.
Illustrated catalogue of the remarkable Greek archaeological collection from Olbia in South Russia excavated during the past ten years by, and under the supervision of, the present owner Mr. Joseph Chmielowski. New York: American Art Association, February 23–25, 1922. no. 692, (unpaginated).
Brown, Katharine R. Guide to Provincial Roman and Barbarian Metalwork and Jewelry in the Metropolitan Museum of Art. New York: The Metropolitan Museum of Art, 1981. pp. 6-7, fig. 7.
Menghin, Wilfried, Tobias Springer, and Egon Wamers, ed. Germanen, Hunnen und Awaren: Schätze der Völkerwanderungszeit. Nuremberg: Germanisches Nationalmuseum, 1987. p. 115, fig. I.21.
Brown, Katharine R. Migration Art, A.D. 300-800. New York: The Metropolitan Museum of Art, 1995. no. 1, pp. 5-6.
Brown, Katharine R., Dafydd Kidd, and Charles T. Little, ed. From Attila to Charlemagne: Arts of the Early Medieval Period in the Metropolitan Museum of Art. New York and New Haven: The Metropolitan Museum of Art, 2000. p. 51, 356, fig. 6.1.