ROMAN FLASK IN HIGHLY IRIDESCENT GLASS WITH A JANUS HEAD Very rare Roman anthropomorphic glass vase featuring a double Janus head. A blown-molded body with two similar heads, each with a chubby face, dimpled chin, and curly hair; a cylindrical neck with a long collar and an everted lip. The bottle is covered with a highly iridescent, rainbow-toned oxidation layer. Around the 2nd/3rd century AD. Height 8.2 cm x width 4.5 cm - Perfect condition, no restoration A similar piece sold for 4500 euros at Christie's in 2011 https://www.christies.com/en/lot/lot-5425331

Internal reference: e228