Genuine emeralds are natural gemstones and may present internal inclusions that are unique of each item. These characteristics are not defects but evidence of authenticity. Natural emeralds are commonly treated to improve appearance and durability. Buy with confidence as emeralds from Belmont are only treated with traditional oils. All emeralds produced by Belmont range from fair to excellent in clarity and color. Rest assured that all emeralds from Belmont Sparkle is guaranteed to feature no less than GOOD quality emeralds which means few visible inclusions under 10x magnification and may be visible to unaided eye.