Login Your basket is empty 0 ARCHIVE DAY - 24th March 2026. 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You will see your saving shown as “Multi Buy Postage Saving” in your basket. Don’t forget to look out for the MULTI-BUY p&p logo. Add to Basket We expect all orders will be despatched within the next 2 - 3 working days. Order Ref 185/880W/0 Limited to 3 item(s) per household Interactive UK Harry Potter Stamp Sheet – limited number available There are just 53 official Royal Mail Harry Potter interactive Sheets available to Westminster collectors. Comprising Royal Mail’s official Harry Potter stamps of the crests of Hogwarts and the four Houses – Gryffindor, Slytherin, Hufflepuff and Ravenclaw – your sheet contains a truly magical element that makes this official UK stamp release a must for any Harry Potter fan. The adjacent labels have been printed in thermochromic ink, which, when warmed, changes colour to reveal the secret of the spell. Remember, just 53 sheets have been made available to Westminster collectors. Secure yours today to avoid missing out. Harry Potter Interactive Stamp Sheet Price £45.00 (+ £3.99 p&p) Multi buy postage saving Some items qualify for reduced postage and packing when they are ordered together. You will see your saving shown as “Multi Buy Postage Saving” in your basket. Don’t forget to look out for the MULTI-BUY p&p logo. Add to Basket We expect all orders will be despatched within the next 2 - 3 working days. Order Ref 185/880W/0 Limited to 3 item(s) per household Price £45.00 (+ £3.99 p&p) Multi buy postage saving Some items qualify for reduced postage and packing when they are ordered together. You will see your saving shown as “Multi Buy Postage Saving” in your basket. Don’t forget to look out for the MULTI-BUY p&p logo. Specifications Stamps: GB 2007 Harry Potter Smiler Sheet Size: A4 Share: Numismatic pieces should be owned primarily for collector interest.The Westminster Collection does not offer them as an investment and makes no guarantees in terms of future value. 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