Over the years, ZH Gems has been offering customers high-quality products and efficient after-sales services with the aim of bringing unlimited benefits for them. 18mm turquoise beads We have been investing a lot in the product R&D, which turns out to be effective that we have developed 18mm turquoise beads. Relying on our innovative and hard-working staff, we guarantee that we offer customers the best products, the most favorable prices, and the most comprehensive services as well. Welcome to contact us if you have any questions.The product doesn't tarnish. A new technique and process called e-coating have been used to keep it shiny.