Cloisonné enamel, copper, gilded silver, and precious stones
Dimensions
Overall (a): 1 1/4 x 1 1/16 x 1/4 in. (3.1 x 2.7 x 0.7 cm)
Overall (b): 1 3/16 x 1 x 1/4 in. (3 x 2.6 x 0.7 cm)
Overall (c): 1 3/8 x 1 3/16 x 1/4 in. (3.5 x 3 x 0.7 cm)
Overall (d): 1 5/16 x 1 3/16 x 1/4 in. (3.4 x 3 x 0.7 cm)
a-diameter of central enamel : 1/2 in. (1.2 cm)
b-diameter of central enamel : 9/16 in. (1.4 cm)
c-diameter of central enamel : 9/16 in. (1.4 cm)
d-diameter of central enamel : 9/16 in. (1.4 cm)