Sale No. S25022Please note our Buyer’s Premium has changed to 23% + VAT effective from the 1st of December 2025

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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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1913 Waterlow 2s6d Seahorse colour trial in blue-green, imperforate block of four, marginal at right, on thin ungummed “JAS WRIGLEY LD-299” paper, some light creasing as often on this paper. A striking and rare multiple. For SG 399.

GB SG 399 2s6d Seahorse colour trial block in blue-green

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Margin Scheme

GB SG 399 2s6d Seahorse colour trial block in blue-green

Description