Rancho Santa Fe Diamond Buyer buys & sells important diamonds (1-15 carats) and estate jewelry from the world’s finest brands. If you want to know where to sell engagement rings or where to sell diamonds, then Rancho Santa Fe Diamond Buyer is the A+ BBB jewelry buyer and diamond broker for you. Serious diamond sellers from Rancho Santa Fe visit our knowledgeable and friendly staff to get more of the cash they deserve. Call our diamond buyers and jewelry brokers today at (619) 236-9603 to arrange a free market appraisal of your loose diamonds and diamond jewelry.