Diamond rings are obviously very expensive, so you must be very careful in choosing the right one for you. Given below are 5 shopping rules to follow when buying an expensive diamond ring. Budget No matter the options you get in expensive rings at a jewelry store, you will still need a budget plan. A highly expensive diamond ring can cost you a fortune, and hence, it would be wise to keep in mind your maximum budget. The 4 C’s The color, cut, clarity, and carat of the diamond highly determines the price of your diamond ring. Therefore, before purchasing an expensive diamond ring, gain some knowledge about how these attributes contribute to the price. Certified Diamond You are making a huge investment, and so, you definitely need to buy certified diamonds. A diamond certification by GIA ensures the authenticity and quality of the diamond. If it is not certified, there is a chance that it would be of low-quality stone. Reputed Jeweler You have to do some research on the jeweler before making a purchase. Buy from them only if they are recognized for the quality of their services. Moreover, make sure to check the warranties, return policies, and Better Business Bureau store ratings when choosing a jeweler. Online Purchase An expensive diamond ring can be purchased online too. A big advantage of purchasing online is that they offer huge discounts and promotional deals on their diamond rings. In fact, you can buy the same quality ring at a lesser price when buying online.