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Understanding the 4 Cs of Gemstones

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Introduction When buying gemstones, you might hear about the "4 Cs." These are the four main factors determining a gemstone's quality and value. The 4 Cs stand for Color, Clarity, Cut, and Carat Weight. Let's take a closer look at each of these factors. 1. Color Color is one of the most important aspects of a gemstone. It is what makes the stone beautiful and unique. The color of a gemstone is judged based on three things: hue, tone, and saturation. Hue: This is the basic color of the gemstone, like red, blue, or green. Tone: This describes how light or dark the color is. Saturation: This tells us how pure or intense the color is. A gemstone with a vivid, bright color is usually more valuable. For example, a deep blue sapphire with vivid color is considered very high quality. 2. Clarity Clarity refers to how clear a gemstone is. Most gemstones have small imperfections inside them called inclusions, or on their surface called blemishes. The fewer inclusions or blemi