Cultured Pearls are cheaper than the Natural Pearls. The cost of Pearl mainly depends upon the luster, shape and its surface finish. Asymmetrical shapes of Pearl are not quite expensive. Natural pearls are expensive and their cost depends on the size and quality.
Natural Pearls are mainly found in Japan, Australia, Persian Gulf, USA, Tahiti and India. Fresh Water Pearls are found in Japan, USA and China. Mainly Cultured Pearls are produced in Japan and China . However, Australia, Myanmar and Thailand also produce pearls commercially. In India, Hyderabad is one of the largest producing, manufacturing and drilling Pearl center.