We are Rare Coin Experts, Professional Numismatist 

 At Markham Numismatic, we have turned a childhood hobby into a lifetime of passion.  our unsurpassed knowledge and experience coins and  rare coins and U.S. paper money.  Typical gold buying dealers will not know the difference between a highly valuable coin and average coin. To learn more see our section towards the bottom on our homepage "Silver Coins Dealer." Our goal is to see you come back again as a satisfied customer..

 With 35 years experience and past grader for the Professional Coin Grading Service (PCGS)  we are a nationally recognized numismatist, Markham Numismatics is here to give you knowledge other don't have in  PCGS Coins ,NGC Coins, gold coins , rare coins, collector coins.

We have a global network of resources. We  have a wider access to  buyers from around the world that our competitors. These buyers specialize in different items. Because of our curated connections, we buy the rarest and most unique items . Many Dealers sell the better coins to us!  so sell where the dealers sell..   Call us today at 951-686-2122 and sell your coin collection or to have us Appraise your coin collection.   

Your in Good Hands 

 We are the top coin buyers in Riverside , Corona and North Orange County . Don’t be fooled by the deceptive practices of  gold buyers. Our 35 years of experience helps us evaluate your item properly.  Our  experience and years of dedication to coin collection  are the reasons why Markham Numismatic is #1 for internet searches on numismatist..      

Sell your Coin Collections?

At Markham Numismatic in Riverside, CA we liquidate gold bullion, rare coins , PCGS coins , NGC coins and Numismatics Coins. please see our website for all we buy.. When you sell with us, you’re in good hands. With 35 years in the business, we’ve been Riverside’s most trusted source for people looking to sell their rare coins. We give expert rare coin appraisals (fee based)  and purchase your coins.  

BY APPOINTMENT ONLY!