Glass cameo fragmentary panel

Glass cameo fragmentary panel, Early Imperial, Augustan or early Julio-Claudian, circa A.D. 1-25, Roman, Glass, cameo; cast in two layers and carved, Overall: 5 1/16 x 11 7/8in. (12.9 x 30.2cm), Glass, Translucent deep purple, appearing black with opaque white overlay., Thick, flat panel with part of one tapering edge, grozed and chipped on underside., Broad band in white forming frame along edge; decoration in deep relief, comprising a floral scroll with a large acanthus frond flanked by two scrolls, one filled with a rosette; above the acanthus fond is perched an eagle with curved beak and folded wings. (Photo by: Sepia Times/Universal Images Group via Getty Images)