Emerald is the best quality product from Colombia. Allgemein gesprochen, a good-quality emerald has a market price of $10,000 per carat. Because the emerald has a very shallow bottom, low refractive index, less fire, the first emphasis is on color and cleanliness. daher, to choose emeralds, Schauen Sie sich zuerst die Farbe an, the color should be […]
