Ancient Coins
Roman, Greek, Byzantine, and other ancient world coins with verified provenance. A rare opportunity to own a piece of history.
McKee Coins Inc. has been Iowa's most trusted destination for rare, ancient, and U.S. coin auctions for over four decades. Every lot tells a story — discover yours today.
Nestled in the heart of downtown Ottumwa, Iowa, McKee Coins Inc. has spent over four decades connecting passionate collectors with exceptional pieces — from ancient Roman and Greek coins to rare U.S. numismatic treasures, prized marbles, and remarkable estate collections.
Founded in 1982, we have built our reputation on integrity, expertise, and a genuine love for the hobby. Whether you are a seasoned numismatist or a curious newcomer, our auctions offer something extraordinary for every collector.
From ancient civilizations to modern U.S. issues, every McKee Coins auction is a curated journey through numismatic history.
Roman, Greek, Byzantine, and other ancient world coins with verified provenance. A rare opportunity to own a piece of history.
Colonial copper, early Federal coinage, Morgan and Peace dollars, commemoratives, proof sets, and modern issues — all in one place.
Fascinating coins and paper money from every corner of the globe, perfect for the international collector seeking the uncommon.
One of our most beloved categories — rare handmade and machine-made antique marbles from prominent private collections attract bidders nationwide.
Fine art, jewelry, silver, porcelain, and quality antiques sourced from distinguished Iowa and Midwest estate collections.
Complete estate collections offered in their entirety — ideal for collectors looking for variety or dealers seeking quality inventory.
McKee Coins Inc. hosts its auctions on Proxibid, one of North America's most respected online auction platforms. Whether you're at home or on the go, you can register, browse lots, and bid in real time — all from your device.
Hundreds of carefully cataloged lots go up for sale in each event. Catalogs are emailed to registered bidders, and invoices are processed securely through Authorize.net for online payments.
Create a free Proxibid account, find our auction house, register for any upcoming event, and start bidding — it's that easy.
Register free at proxibid.com. It only takes a few minutes to set up your profile and payment method.
Search for McKee Coins Inc. on Proxibid and browse our upcoming and past auction events.
Register for the auction and review the catalog emailed to you. Inspect lot descriptions and bid history before the event.
Bid live online or leave absentee bids. After winning, pay securely and receive your lots shipped directly to your door.
"I've been bidding with McKee Coins for over fifteen years. Every auction is an adventure — you never know what rare gem will show up next. Shipping is always fast and carefully packed."
"The marble auctions are unlike anything else I've found online. McKee Coins brings pieces to market that you simply won't see anywhere else. Highly recommend to any serious collector."
"Bidding by phone is a breeze — the staff are knowledgeable and incredibly helpful. McKee Coins is the gold standard for coin auctions in the Midwest."
We're located in the heart of historic downtown Ottumwa, Iowa. Come see us in person, call, or email — we love talking coins.