Note that there are certain guidelines that you must follow before selling diamond engagement rings. First, you must figure out what you have got. This is really crucial in case of rings that are passed on to you as a family tradition. Just because your grandmother told that the quality of your diamond ring is supreme does not make it so. The features that were considered to determine the quality of a stone in her time may not be the same now. So, get your sparkler appraised before selling it so that it will be easier for you to negotiate with a buyer. The next thing that you must take care when you sell a diamond ring is about the pricing; it is not at all wise to put an unrealistic price for your sparkler. If a buyer has to pay the same amount for a brand-new diamond ring and secondhand ring, why would he settle for the latter option? So, always set a reasonable price for your ring. For this, it is recommended to do a good research about ring prices on online sites and jewelry stores.