Understanding the Four Cs — Cut, Colour, Clarity and Carat — helps you evaluate a diamond’s true quality. The cut affects sparkle, colour determines brightness, clarity reflects purity, and carat measures weight/size. Even a basic grasp of these helps you compare options confidently and avoid overpaying for marketing hype rather than real value. https://londonjewelsmagazine.wordpress.com/2025/11/28/how-to-choose-the-perfect-diamond-gift-in-the-uk-a-helpful-guide-for-thoughtful-shoppers/