Realised Prices

Great Britain 1929 £1 Postal Union Congress, SG438. A very fine unmounted mint example with full original gum, widely regarded as one of the most s...

Great Britain 1915 2s6d Sepia (Seal brown) "Seahorses", SG408. An exceptionally fine and fresh unmounted mint, with full original gum, bottom right...

Great Britain 1913 £1 deep green "Seahorses", SG403var. A very fine used example printed by Waterlow, neatly cancelled by a Guernsey circular date ...

Great Britain 1910 1d Perkins Bacon Essay. A very fine type B large format example printed in green on glazed proof paper (64x85mm). A scarce speci...

Great Britain 1935 2½d Prussian Blue, SG456a. A superb unmounted mint, with full original gum, left hand marginal example of this key King George V...

Great Britain 1935 ‘Silver Jubilee’ 2½d Prussian Blue, SG456a. A very fine unmounted mint example.

Great Britain 1915 2s6d pale yellow-brown "Seahorses", SG406var. A superb unmounted mint, with full original gum, top right hand corner marginal bl...

Great Britain 1912 Coinage head Die proof (stage 1c). Very fine uncleared example printed in grey-black on white proof paper (1011x 86mm). Small co...

Great Britain 1911 1s Hentschel essays. Very fine set of four imperforate colour trials printed in Vermilion, green, maroon & ruby black (Slate...

Great Britain 1912 2s0d Booklet (Watermark Crown, Edition 12), SGBB2. Very fine and fresh example of this difficult early George V booklet. Very sc...

Great Britain King George V 1914 (Dec) £1 yellowish-green, SG403var. Pristine unmounted original gum right hand marginal block of four colour trial...

Great Britain 1934-36 ½d-1s "Photogravure". SG439/49. A superb set of eleven stamps each neatly tied on an envelope by Sutton Coldfield & Birmi...

Great Britain 1913 £1 Green "Seahorses", SG403s. A very fine unmounted mint example with full original gum, printed by Waterlow, overprinted "SPECI...

Great Britain 1915 10's Bright 'Cambridge' blue, SG411. A very fine used vertical pair printed by De La Rue.  Other than a couple of blunt perfora...

Great Britain 1919 2s6d Olive-brown "Seahorses", SG413a var. Superb unused original gum, well centred example printed by Bradbury Wilkinson overpri...

Great Britain 1912 5d Bromide of Eve's Wreath Design (22.5mm), SG381var Very fine stamp size proof in black mounted on white card (68 x 60mm) penci...

Great Britain 1925 British Empire Exhibition first day cover, SG432/3. A very fine used set of two tied to a clean envelope by a crisp Empire Exhib...

Great Britain King George V 1915 2s6d colour trial, SG406var. Superb unmounted oiginal gum large four margin imperforate horizontal pair printed by...

Great Britain 1915 10s pale blue "Seahorse, SG413. A very fine and fresh unmounted mint example with full original gum, printed by De La Rue. GB Sp...

Great Britain 1935 Silver Jubilee 2½d Prussian Blue, SG456a. A superb used example of this rare error of colour beautifully cancelled by a crisp W...

Great Britain 1935 1½d Silver Jubilee design essays (Second design). Very fine set of five essays (28x34mm) by Barnett Freedman, mounted on thick c...

Great Britain 1913 £1 Yellowish Green "Seahorses". SG403var. A very fine unmounted mint with full original gum colour trial overprinted "CANCELLED"...

Great Britain 1924 1½d Red-brown (Watermark Block Cypher), SG420var. Superb unmounted mint with full original gum imperforate horizontal tête-bêche...

Great Britain 1918 2s6d chocolate brown, "Seahorses", SG414var. A very fine unused original gum right hand marginal block of four (three stamps unm...

Great Britain 1929 P.U.C. £1 black, SG438. Very attractive and scarce used on cover example to Paris on May 31st 1929. Used Within The Month of Is...

Great Britain 1911 Perkins Bacon Portrait Die Proof. Very fine example of the three-quarter portrait, typo graphed in black with surround partly cl...

Great Britain King George V 1913 £1 Green "Seahorse", SG403. A superb used well centred example printed by Waterlow, neatly cancelled by a Guernse...

Great Britain King George V 1919 1½d Pale brown, SG363var. A very fine unmounted mint original gum example of this difficult to find shade.  ALER...

Great Britain 1913 Dull blue green. Very fine well centred unmounted original gum example printed by Waterlow, very scarce so fine. Spec N72(3). SG...

Great Britain 1920 Postage due, SGD6. Very fine cover from Australia endorsed "Via Mantua" bearing a ½d green & 1½d deep red-brown (SG20+59), c...

Great Britain 1934 Postage Due airmail cover from South Africa, SGD14, D16. Very fine air mail cover from South Africa bearing a 6d green & ora...

Great Britain 1934 1½d 'Photogravure' essay, SG441var. Very fine vertical pair of perforated essays printed by Harrison & Sons on 'Harrison' ...

Great Britain 1913 2s6d Sepia brown "Seahorses", SG400. Superb unmounted mint with full original gum well centred corner marginal block of four, pr...

Great Britain 1915 10s blue "Seahorse", SG412. A very fine and fresh unmounted mint example with full original gum printed by De La Rue. A stunning...

Great Britain 1913 10s Indigo-blue. Very fine and fresh unmounted original gum example printed by Waterlow. GB Specialised Catalogue Number: N69(1)...

SG400a 1913 2/6d Sepia-brown Waterlow Seahorse re-entry, unmounted Mint. The Stanley Gibbons catalogue price is £2,800. Read our full newsletter ...

Great Britain 1935 Silver Jubilee 2½d Prussian Blue, SG456a. An exceptional and very rare block of four of the unissued colour being the most iconi...

Great Britain 1911 King Edward VII £1 Deep Green, SG320. A superb used bottom margin vertical pair neatly cancelled by a pair of Guernsey circular...

Great Britain 1935 ‘Silver Jubilee’ 2½d Prussian Blue, SG456a. A superb unmounted mint example. Exceptional quality example for this highly sought ...

Great Britain 1913 Waterlow Printing. Seahorse Issue, SG403 £1 Green (Deep Shade). A superb used example. Very Scarce So Fine. Accompanied by certi...

Great Britain King George V 1913 5s Rose carmine, SG401. Very fine and fresh left hand marginal unmounted example with full original gum block of f...

Great Britain 1912 3d violet. Very fine and fresh unused original gum block of four lightly mounted on upper right hand stamp only, overprinted "SP...

Great Britain 1910 8d Hentschel colour essay. Very fine example printed in black on pale blue-green paper affixed to thin card (31 x 35mm) with man...

Great Britain King George V 1915 2s6d yellow brown (watermark reversed). Superb perfectly centred unmounted mint example with full original gum. A ...

Great Britain 1934 4d "Photogravure" colour trials. Very fine imperforate corner marginal horizontal pair printed on glazed ungummed unwatermarked ...

Great Britain King George V, 1915 2s6d yellow brown, "seahorse". Superb used block of four printed by De La Rue. Each stamp is neatly cancelled by ...

Great Britain 1911 10s blue. Very fine and fresh unused original gum horizontal pair printed at Somerset House. SG Specialised Catalogue Number: M5...