: Buyers prioritize stones with reports from the Gemological Institute of America (GIA) . If a stone lacks certification, a professional buyer will likely offer less to cover the risk and cost of having it graded themselves.
: Some high-end jewelers will display your diamond in their case for a fee (usually 20-30% of the final sale). This takes longer but often nets a higher price than a direct sale. who buys used diamonds
: Companies like Worthy or Mondiamo use auction-based platforms or direct-purchase models. They often provide expert grading and reach a wider pool of professional diamond dealers to ensure competitive offers. : Buyers prioritize stones with reports from the
: Retail prices include branding, labor, and marketing. A buyer of a used diamond is only paying for the stone itself at a wholesale or "melt" value. This takes longer but often nets a higher