An 18 Karat Bicolor Gold, Diamond, Onyx, Mother-of-Pearl and Resin 'Hiroko' Pendant/Necklace, Mattioli, consisting of a detachable pendant with removable oval and yellow gold links containing numerous round brilliant cut diamonds, together with an oval onyx plaque, oval dyed mother-of-pearl plaque, one oval resin plaque and one trapezoid shape faceted resin bead, pendant is suspended from an oval link necklace of graduating size with oversized lobster claw clasp. Stamp: (Italian hallmark) MATTIOLI 750. 68.50 dwts. Estimate 2,000-3,000 Please contact the jewelry department for any additional information or questions you may have regarding this lot. The oval link necklace including clasp measures approximately 23 1/2 inches long and the detachable pendant including bail measures approximately 5 1/2 inches long.