[Archeologia]. Arte bizantina. Raro peso in bronzo a forma di decaedro, un poliedro irregolare con dieci facce decorate da ocelli. L. 15 mm. 14.6g. Peso da mezza oncia. Possibile evocazione della decade neoplatonica, la Tetractys pitagorica. Bisanzio. Circa 6° - 14° secolo.

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