Designed as a necklace with triple strands of pearls graduating from 3 to 8.1mm, finished by a clasp measuring approx. 13/16 inch, centering a round cabochon opal measuring approx. 6.3mm. & four Round Brilliant cut diamonds weighing approx. 0.12ctw., fashioned in 18k yellow gold. Length shortest 18 1/2 longest 20 1/2 inches.