Colour. Colour is the main feature of a gemstone, which exudes beauty and rarity. Gemstones need to possess three characteristics:
: Designed to maximize the stone’s brilliance and showcase its unique color. Carat : The measurement of the stone's weight. Popular Gemstones & Meanings GEMSTONES
While the 4 Cs are famously used for diamonds, they apply differently to colored stones where is the most critical factor. Colour