Howard Markham Diamond Buyer is a trusted and experienced coin appraisal and buying company in Riverside, CA. With over 38 years in the business, they specialize in larger coin collections and are preferred by attorneys, courts, and trusts. Their unparalleled knowledge and expertise in numismatics ensure that clients receive the best service and accurate appraisals for their rare coins and U.S. currency collections.
Operating by appointment only, Howard Markham Diamond Buyer offers personalized care and professional attention to their clients. They stand out from other coin shops by avoiding general knowledge evaluations and scrap value assessments, instead providing decades of experience and specialized knowledge to determine the true value of coins. With a commitment to integrity and a passion for numismatics, they are the go-to company for anyone looking to sell their coins or U.S. currency.
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