Emerald has many special qualities, but coloured stone professionals generally agree that emeralds are most of all, about colour. Subtle variations make significant differences in value. COLOUR IS THE MOST IMPORTANT QUALITY FACTOR FOR EMERALD The most desirable emerald colours are bluish green to pure green, with vivid colour saturation and tone that’s not too dark. This perfect colour balance makes Colombian and Brazilian emeralds in particular so popular. The most-prized em

At Valeria's Secret we offer fine jewellery with ethically sourced natural mined and lab-grown gemstones. Gemmology is the science of gems, and like any proper science, it's highly complex and largely inaccessible to most people — meaning they can't easily make sense of it without expert help. Lab-grown gems are a relatively new phenomenon which often makes them misunderstood by jewellery shoppers due to seriously confusing information available. Where they are perceived as '