Describe what you collect in ordinary language, or search by country, date, Stanley Gibbons reference, description and classification.
Perforation-assisted identificationAlready know the stamp, country or SG reference? Add its measured perforation to narrow possible catalogue matches and help distinguish perforation varieties.Try UPA’s Digital Perf Reader ↗
Save interesting lots as you browse this catalogue.
116
lots found UPA103
Catalogue closes October 6, 2026
Related-lot discovery: showing stronger factual matches to Lot 9822. Distinctive philatelic features are prioritised over generic similarities such as format, condition or date; results are ranked locally from the full current UPA catalogue.
Related lotRelated to Lot 9822 · Same country / area · Watermark interest · Mint condition · Related period
KEVII ½d. Blue-green ERROR INVERTED WATERMARK in Rare unmounted mint never hinged original gum condition. Well-centred fractionally S. a SUPERB example with original colour, full perforation and unmounted mint never hinged original gum. Previously supplied by SG for £3,750=. Premium example, current 'London' retail price £2,750=. £250= in excess of the current SG £2,500= catalogue price. To my knowledge the 1st never hinged example we have handled in ten years. (1v. + SG Retail card)
Philatelic terms
UM — Unmounted Mint
A mint stamp with original gum that has not been mounted or hinged.
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
error — Error
A significant unintended production difference from the normal stamp. The catalogue description should be used to establish the specific error in a lot.
watermark — Watermark
A design or pattern incorporated into stamp paper during manufacture and visible when the paper is examined appropriately.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Same country / area · Watermark interest · Mint condition · Related period
DLR ½d yellowish green, watermark inverted, with ST. ANDREW'S CROSS LABEL attached, plus booklet selvedge, with portion of sheet watermark, very fine u.m.
Philatelic terms
UM — Unmounted Mint
A mint stamp with original gum that has not been mounted or hinged.
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
watermark — Watermark
A design or pattern incorporated into stamp paper during manufacture and visible when the paper is examined appropriately.
selvedge — Selvedge
The unprinted margin of a stamp sheet attached to one or more stamps; also commonly called sheet margin.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Same country / area · Watermark interest · Related period
KEV11 2½d. Dull Blue Colour Trial (Perf 14), SG retail card (price £1,800=) accompanies. Described by Stanley Gibbons as 'very fine unused original gum example printed in dull blue on Crown watermarked paper. Scarce 1988 BPA Certificate'. We couldn't put it any better, except to say, on 1st light hinge attached, and rather rare in this beautiful condition (1v. + SG Retail card). Original price £1,800=, now catalogued from £2,100= Treasure (1v. + SG retail card)
Philatelic terms
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
perf — Perforation
The rows of holes or cuts between stamps that allow them to be separated; measurements describe the spacing of those perforations.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Same country / area · Watermark interest · Related period
KEV11 2½d. Pale Blue Colour Trial, SG retail card (original price £2,100=) accompanies. Described by Stanley Gibbons as 'very fine unused original gum example printed in pale blue on Crown watermarked paper. Scarce 1974 RPS Certificate'. We couldn't put it any better, except to say, apparently MNH (mint never hinged) unmounted mint (UM) and rather rare in this beautiful condition (1v. + SG Retail card). Original price £2,100=, now catalogued from £2,100= Treasure (1v. + SG retail card)
Philatelic terms
UM — Unmounted Mint
A mint stamp with original gum that has not been mounted or hinged.
MNH — Mint Never Hinged
A mint stamp with original gum and no hinge or mounting trace; broadly equivalent to unmounted mint.
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Same country / area · Watermark interest · Related period
KEVII 1902 1d. Colour Trial printed in black on red. Very fine unused mint fresh original gum IMPERFORATE part marginal 'jubilee line' example upon original Stanley Gibbons retail card priced £1,500= (Catalogued then £1,500=, now catalogued SG Specialised catalogue from £1,750=. Further well-descibed by SG as printed in black upon red gummed Crown watermark paper. Made from a specially prepared plate of 20 electros. In our opinion very scarce/rare. Reverse neat original 1st hinge remnant, fresh large part o.g. Fabulous fresh appearance in 'wrong' colour. 'Unissued' colour proofs are like buried treasure. Exhibition Standard (1v. + SG retail card).
Philatelic terms
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
imperforate — Imperforate
A stamp produced without perforations separating it from adjoining stamps.
watermark — Watermark
A design or pattern incorporated into stamp paper during manufacture and visible when the paper is examined appropriately.
plate — Plate
A printing plate, or an identifying plate number or characteristic, associated with the production of a stamp.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Variety · Watermark interest · Mint condition · Similar period
KGV De La Rue printing 2/6d Yellow-brown Wmk INVERTED. Supplied by Stanley Gibbons for £1,800=. Described as 'very fine unmounted (mint never hinged) original gum example of this scarce watermark variety, printed by DLR.' Note: stunning colour, well-centred, tell-tale De La Rue small perforation holes. Absolute GEM. Current 'London' retail c.£1,200= (1v. + SG Retail card
Philatelic terms
UM — Unmounted Mint
A mint stamp with original gum that has not been mounted or hinged.
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
variety — Variety
A recognised difference from the normal stamp, such as a printing, overprint, perforation, watermark or design variation.
watermark — Watermark
A design or pattern incorporated into stamp paper during manufacture and visible when the paper is examined appropriately.
General philatelic guidance — separate from the UPA catalogue description.
Related lotRelated to Lot 9822 · Same country / area · Mint condition · Similar period · Same classification
KEVII Somerset House printing £1. Deep Green superb unmounted mint original gum example in Post Office fresh pristine 'over the counter' original condition. Supplied by Stanley Gibbons for full catalogue price £3,000=. Described as Very fine and fresh unmounted original gum example printed at Somerset House. These day Gibbons have started to highlight a 20% difference uplift in catalogue value by listed SH printing at £3,000= versus DLR printing £2,500= which we agree. This Somerset House £1. Deep Green is literally the finest example that we have ever handled. You may find other examples cheaper, but, in our opinion you may never find better. Perfect colour, wonderful centring (SH £1 are notoriously off-centre) full perforation, pristine 'Post Office fresh' unmounted mint full original gum condition. LUXUS EXHIBITION STANDARD (1v. + SG Retail card)
Philatelic terms
UM — Unmounted Mint
A mint stamp with original gum that has not been mounted or hinged.
SG — Stanley Gibbons
The Stanley Gibbons catalogue reference used to identify and catalogue stamps.
SG value — Stanley Gibbons catalogue value
The catalogue value quoted from Stanley Gibbons. It is not the same as the UPA auction estimate or a guaranteed selling price.
General philatelic guidance — separate from the UPA catalogue description.
