About World Capital Coins
Our Story
World Capital Coins was founded by Carlos Barrios, a numismatist and coin dealer with over 30 years of experience in the coin and precious metals industry, based in Washington, D.C.
What began as a personal passion for collecting has grown into a trusted source for rare and collectible coins from around the world. Carlos brings a unique perspective to the business — with more than 20 years in executive banking and finance, he developed a deep appreciation for currency, monetary history, and the craftsmanship behind the world's most remarkable coins.
What We Specialize In
Over three decades, Carlos has traveled extensively throughout Russia, Spain, and Mexico, building relationships with collectors and dealers and developing a deep expertise in the numismatics of these regions. That firsthand knowledge is at the heart of what World Capital Coins offers:
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Russian Imperial and Soviet Coins — Gold and silver coins from the era of the Tsars through the modern Russian Federation, including rare proof and commemorative issues
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Spanish Colonial and Historic Coins — Escudos, pesetas, and other coins spanning centuries of Spanish history and its global empire
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Mexican Numismatics — Silver and gold coins reflecting Mexico's rich minting tradition, from colonial reales to modern bullion
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World Silver and Gold Bullion — Investment-grade coins and rounds, including American Silver Eagles, Australian Kangaroos, and other sovereign mint products
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Commemorative and Proof Coins — Beautifully struck limited-edition coins from mints around the world
Why Buy From Us
Authenticity Guaranteed. Every coin we sell is guaranteed authentic. With 30 years of hands-on experience evaluating coins across international markets, we stand behind every item — backed by a lifetime authenticity guarantee.
Expert Knowledge. We don't just sell coins — we know their stories. Our background in banking and finance, combined with decades of collecting and dealing, means we can help you understand the history, rarity, and investment potential of every piece.
Personal Coin Concierge. Looking for a specific coin or building a collection? We offer a personalized concierge service to help you find exactly what you're looking for. Whether you're a seasoned collector or just getting started, we're here to help.
Secure, Insured Shipping. Every order ships fully insured with tracking, so your investment is protected from our hands to yours.
Market-Based Pricing. Our prices reflect current market conditions, ensuring you receive fair value on every purchase.
Get in Touch
We love hearing from fellow collectors and investors. Whether you have a question about a coin, want to discuss a potential purchase, or need help building your collection, don't hesitate to reach out.
Email: info@worldcapitalcoins.com
Location: Washington, D.C.
Shop: www.worldcapitalcoins.com