Two-piece wedding set featuring engagement ring with round brilliant cut Swarovski Zirconia centerpiece and half-length inset Zirconia and full eternity wedding band with pave-set Zirconia rounds Each ring is platinum plated sterling silver, size 5 for a comfortable fit This jewelry design was manufactured with the highest quality standards. All efforts are being made to use sustainable resources and socially responsible providers. Each Swarovski Zirconia is Laser Engraved as a seal of authenticity and guarantees the highest quality diamond simulant in the world Imported These silver pieces are built for longevity. This piece features a metal plating or flashing, or an electrocoating for a more lustrous appearance, but it can wear off with long-term or heavy use. To ensure the longevity of your plated items store your jewelry in a dark, cool, dry place such as a pouch or air tight box and avoid rubbing plated items together.ﾠAlso try to avoid exposure to cleaning products and perfume which can both negatively affect your items. Your local jeweler can advise you where to send your jewelry if you would ever like them replated.