12-row akoya cultured-pearl choker, dia.: 3 - 3.5 mm, centre piece set with carrée-cut emeralds, further single-, old- and brilliant-cut diamonds, some movably mounted, totalling approx. 4 ct, good to lower qualities, 18K WG and platinum (centre piece), total weight: 91.4 g, length: approx. 33 cm, centre piece from the 1st half of the 20th century, reworked into a modern choker, good condition, emeralds partly chipped.