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A H Baldwin & Sons Ltd has a history that dates back to 1872, and is one of the largest and longest established numismatic dealers and auction houses in the world. As a distinguished name in the numismatic trade, they have seamlessly transitioned into the world of bullion, bringing unparalleled expertise and commitment to quality to a broader audience.

Established in 1872, Baldwin's has been a cornerstone of the numismatic trade, earning a reputation for integrity, authenticity, and a passion for the rare and precious. For over a century and a half, we have been at the forefront of preserving and promoting the art and history encapsulated within rare coins and precious metals.

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<p>Army Service. 1906-11 5m scarlet and black, type A3 opt, error Opt double, one inverted, mint large part o.g., trivial traces of soiling and one short perf otherwise fine and rare. BPA cert (2016). SG A9e, cat £1800</p>

Sudan SG A9e 1906-11 5m error Overprint double, one inverted mint

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Margin Scheme

Sudan SG A9e 1906-11 5m error Overprint double, one inverted mint

Description