<a class="ck-btn" target="_blank" rel="noopener noreferrer" href="https://competent-prize-bbe30fc6a2.media.strapiapp.com/S25021_General_Insides_Online_9d9d853453.pdf" download="download">View Auction Catalogue</a>Sale No. S25021&nbsp;Please 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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1963-65 48c bright ultramarine and Venetian red, variety ‘WATERMARK INVERTED’, used with Georgetown cds. Rare, listed but unpriced in Part I. SG 362w

British Guiana: 1963-65 48c bright ultramarine and Venetian red, variety ‘WATERMARK INVERTED’ used

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Margin Scheme

British Guiana: 1963-65 48c bright ultramarine and Venetian red, variety ‘WATERMARK INVERTED’ used

Description