Stratified eye

278EA
Stratified eye bead
1 century AD
Mediterranean region

Tubular matrix, white glass over clear glass with greenish tint. Seven protruding eyes with layers of alternative white and blue glass.
Intact, very good condition. 
Max diameter: 17 mm
Height:  17 mm

For similar beads see:
-Alexeeva E.M. Antichniye busi severnogo prichernomoriya, Academy of Science, Moscow, 1975, table 14: 8,10
-Véronique Arveiller-Dulong, Marie-Dominique Nenna.  Les Verres antiques du Musée du Louvre III : Parure, instruments et éléments d’incrustation, Paris, Éditions du Louvre, Somogy, 2011, p. 170, cat 210-7