Brooch with Intaglio of an Emperor
Ottonian (Rhineland (?)) (setting); Byzantine (intaglio) · ca. 950–1000 (setting); 337–50 (intaglio)

Star sapphire, pearls, gold
Ottonian (Rhineland (?)) (setting); Byzantine (intaglio) · ca. 950–1000 (setting); 337–50 (intaglio)

Star sapphire, pearls, gold