3. Pearl surface texture: pure pearls may have numerous types of abrasions. minimum flaws don't severely detract from the pearl's price.
Duties are a kind of tax gathered on imports by a country's customs authorities. https://www.ebay.com.au/str/pacificpearlsinternational?mkcid=1&mkrid=705-53470-19255-0&siteid=15&campid=5339072275&customid=&toolid=10001&mkevt=1