Natural saltwater pearls are rarer than cultured pearls and they possess a different look and feel. Natural pearls have texture and often are off round and slightly irregular in shape. Antique strands like this one are always in demand because they are simple, elegant and certainly rare. 110 pearls that are knotted between each one and finished with a simple gold push clasp mounted with 5 pearls. 15 inches in length. The pearl string graduates to the center from 2.2mm to 4.4mm. Each pearl has a slightly different color ranging from white to creamy. An independent pearl report accompanies this beautiful necklace at purchase.