Great Britain 1902 £1 dull blue green, SG266Great Britain 1902 1 dull blue green, SG266. A very fine and fresh well centred unused example with original gum, printed by De La Rue. GB Specialised Catalogue No: M55. The King Edward VII Long One Pound stamp is the most distinctive and memorable stamp design of its era. The stamp caused controversy at the time because of its unusual shape and size. It is now argued by some as being the most attractive definitive stamp issue of King Edward VIIs