triple rows of 6-6.5mm pink freshwater pearls, good quality, good luster and smooth surface. 925 sterling silver chain clasp, which can adjust the length. the lengh of the choker is 14". A 16" white freshwater pearl necklace to go with this charming pearl choker. AAA grade white freshwater pearls. freshwater pearls are arranged from 3.5mm to 9mm gradually, ended with 14 K gold clasp.