Specialists in the colonial coinage of Spanish America as well as shipwreck coins and artifacts of all nations. In addition to publishing several catalogs per year, Mr. Sedwick is a regular vendor at major international coin shows, including FUN, CICF, and ANA.

Services Offered



• Sales from a broad inventory of gold and silver Spanish colonial, Latin American coins and shipwreck cobs & artifacts.

• Floor and online Auctions: we are specialists in Spanish colonial, Latin American and shipwreck coins (including ingots and artifacts), we have exclusive clientele worldwide and extensive knowledge and experience.

• Auction representation and advice at most world-coin auctions, we have been part of building many important collections and we always keep looking for collectors that seek professional advice to grown in many areas.


• Authentication and certification. (restrictions apply)

• State-of-the-art coin conservation.



Daniel Frank Sedwick. Photo credit John Christopher Fine 2009


AUTHENTICATION AND CERTIFICATION: Our verbal opinion is always free (usually you can bring your items in person to most important coin shows around the country) You can always consult via email, text or whatsapp and send photos of the proposed material for sale or research.  For updated policy on certification please follow this Link (effective Feb. 1, 2023 - updated May 1, 2023)

CATALOGING, AND/OR CONSULTING: These services are exclusively offered on a contractual basis. In specific instances, please feel free to inquire about availability. Service fees are variable and contingent upon the nature and scope of the work involved. Limitations on these services may apply, subject to various factors.


AUCTION COMMISSION BIDDING: Can't make it to the sale you want to bid in? Afraid that you will overpay for something or underbid and lose the coin you want? We are at your service for most major coin auctions (in our field) in the U.S. throughout the year. For a standard fee we will inspect the lots you want to bid on, advise your bidding strategy, and execute your bids safely and anonymously. 


*Note we are always happy to give auction estimates for potential consignment or direct offers to purchase, but under our current policy please understand we cannot comment on other sellers' items or prices or offer advice about how to price coins to other buyers.





Daniel Frank Sedwick, LLC Professional numismatists specializing in the colonial coinage of Spanish America, shipwreck cob coins and artifacts of all nations. Daniel Frank Sedwick, LLC Professional numismatists specializing in the colonial coinage of Spanish America, shipwreck cob coins and artifacts of all nations.


Daniel Frank Sedwick, LLC

P.O. BOX 1964 | Winter Park, Florida 32790

Phone: 407.975.3325  |  Fax: 407.975.3327


We welcome your order, want lists, comments, material for sale or consignment and suggestions.

Please send email to: office@sedwickcoins.com


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