Each of the beads on this necklace are unique. They are c1930 and each was hand enameled. All of the flowers and butterflies are unique; no two are exactly alike. They are magnificent. The rounds measure 23mm. There are two large barrel beads enameled with colorful butterflies. They measure 34mm x 23mm. Separating the stunning enamel beads are old Peking glass in a beautiful aqua shade. The Peking glass beads have been carved into the traditional shou bead shape, they are not molded but carved. The necklace is 22" long. It has an enameled box style clasp. This is a completely captivating necklace in person, the beads are wonderful. A beautiful necklace for spring.