Overall (without chain): 6 1/16 x 4 5/8 x 15/16 in. (15.4 x 11.8 x 2.4 cm)
Overall (with chain): 7 1/2 x 4 5/8 x 15/16 in. (19 x 11.8 x 2.4 cm)
enamel only: 1 7/8 x 1 3/16 in. (4.7 x 3 cm)
Gift of J. Pierpont Morgan, 1917
Not on view
J. Pierpont Morgan, London and New York (until 1913); Estate of J. Pierpont Morgan(1913–1917)
Williamson, George Charles. Catalogue of the Collections of Jewels and Precious Works of Art: The Property of J. Pierpont Morgan. Deluxe ed. London: Chiswick Press, 1910. no. 86, pp. 131–32, pl. LXVI, color pl. 34.
Gómez-Moreno, Carmen, ed. Medieval Images: A Glimpse into the Symbolism and Reality of the Middle Ages. Katonah: Katonah Museum of Art, 1978. no. 44, pp. 14, 22.
Boardman, Phillip C., Marcia Cohn Growdon, and Francis X. Hartigan, ed. Culture of the Middle Ages: A Festival of the Medieval Arts. Treasures of the Middle Ages. Reno, Nevada: Sierra Nevada Museum of Art, 1978. no. 37.
Stokstad, Marilyn, and Jerry Stannard, ed. Gardens of the Middle Ages. Lawrence: Spencer Museum of Art, University of Kansas, 1983. no. 13, pp. 120–21, pl. V.