3.5mm x 9.5mm Mostly Round AAA Quality White Freshwater Cultured Pearl Necklace from China with a 14K Gold clasp. These pearls are the finest quality high grade freshwater pearls in the marketplace. You can count on Brilliant Pearls for the roundest, cleanest cultured freshwater pearls available. Every strand is hand-knotted on double stranded silk thread with double knots. Longer lengths are available.