Heard about the 4 C’s? It’s not a dish or the name of a music group. It’s the 4 C’s you need to check out while buying a diamond viz-carat, colour, cut and clarity. Don’t just rock up to the store thinking you will be able to pick one out on the spot. There is a lot you need to know before you buy a diamond, which has been compiled in this ready-reckoner infographic. Save it and use when required!