This blog answers the questions people actually have when they're holding a stamp: is it worth anything, how do I identify it, what should I do with an inherited collection, and how do I avoid the classic mistakes that quietly destroy value? It's written for curious owners, not seasoned philatelists — plain English, realistic numbers, no jargon walls.
How these articles are written
The same rules as our stamp value guides: every price is a sourced range, never a promise; dealer-retail, catalogue and auction figures are labeled as what they are; and the honest default — that most stamps are common — leads every piece rather than hiding in the footnotes. Each article lists its sources at the end, is fact-checked against them before it publishes, and names the The Stampo Editorial Team as its editorial byline. When market figures move, we update the article rather than leaving stale numbers in place. If you spot something outdated, tell us — the correction wins.
Latest articles
- October 8, 2026 Queen Elizabeth Stamp Value: Why 50 Years of Machins Are Worth Pence Queen Elizabeth stamp value, honestly: why used Machins are sold by weight, where QEII value genuinely sits, and the checks worth running first.
- October 5, 2026 Scott Catalog Numbers Explained (and Why Your Stamp Has Two Names) Scott catalog numbers explained: how the prefix and suffix letters work, why the same stamp has a different number in Gibbons or Michel, and why it matters.
- October 1, 2026 What to Do With Old Stamps: Six Options, Ranked Honestly What to do with old stamps: sell, spend as postage, donate, keep, gift, or discard. Six options ranked by situation, and the mistakes you cannot undo.
- September 28, 2026 Duck Stamp Value: What Federal Duck Stamps Are Actually Worth Duck stamp value depends on one thing most price lists skip: the hunter's signature. Sourced dealer figures for early and modern federal duck stamps.
- September 24, 2026 Catalogue Value vs What Dealers Actually Pay: The Honest Gap Stamp catalogue value is a retail benchmark, not an offer. What Gibbons and Scott each mean, why dealer offers land below it, and what the number is good for.
- September 21, 2026 The Z Grill: America's Rarest Stamp, and Why Yours Is a Different Grill The Z grill stamp sold for $4.366 million, but almost every grilled US stamp is a common E or F grill. How to tell which one is in your hand.
- September 17, 2026 What Is a 5 Cent Stamp Worth? The Honest Answer by Era The honest 5 cent stamp value, split by era: 1960s issues are worth cents, the middle band a little more, and only 1847 to 1868 is genuinely scarce.
- September 14, 2026 What "Mint Never Hinged" Means (and Why a Hinge Can Halve the Price) Mint never hinged meaning, defined: the gum ladder from MNH down to regummed, how big the hinge penalty really is by era, and how to spot fresh gum.
- September 11, 2026 How to Organize a Stamp Collection Without Destroying Its Value How to organize a stamp collection you inherited: which sorting scheme buyers reward, the arrangement choices that quietly cost money, and where to start.
- September 9, 2026 How to Identify a Stamp: The Order to Check Things In How to identify a stamp in the right order: country first, then date and denomination, then the catalogue number, and only then watermark and perforation.
- September 7, 2026 Airmail Stamp Value: What the C-Numbers in Your Album Are Really Worth Airmail stamp value by Scott C-number: C25 alone had 4.7 billion printed and retails from 35 cents. Here are the bands, and the few that are worth real money.
- September 4, 2026 Hawaiian Missionary Stamps: The Rarest US-Linked Stamps, and Why Yours Is a Reprint Hawaiian Missionary stamps: 197 genuine examples survive, 15 of the 2-cent. Here is how to tell an 1851 original from the 2002 US reproduction in seconds.
- September 2, 2026 How to Value a Stamp Collection: A Sampling Method That Takes an Afternoon How to value a stamp collection without pricing every stamp: a sampling method, the catalogue-to-cash discounts, and when to stop and call an appraiser.
- August 31, 2026 3-Cent Stamp Value: Why the Purple Washington Is the Most Common Stamp in America The honest 3 cent stamp value: the 3c letter rate lasted from 1932 to 1958, so most purple Washingtons are cents. A decision tree for the exceptions.
- August 28, 2026 What Makes a Stamp Valuable? The Five Factors That Actually Move the Price What makes a stamp valuable: survival rate, condition, demand, identification and proof, worked through on one real 1893 stamp with honest figures.
- August 26, 2026 4-Cent Lincoln Stamp Value: The Honest Range for the Purple One in Your Album The honest 4 cent Lincoln stamp value: the 1954 Scott 1036 was America's everyday letter stamp, so most copies are cents. The real exceptions, named.
- August 24, 2026 Benjamin Franklin 1-Cent Stamp Value: Common Green Stamp, Million-Dollar Cousin Benjamin Franklin 1 cent stamp value, honestly: billions of the green ones exist and most sell for cents, while the 1868 Z Grill cousin brought $4.366 million.
- August 21, 2026 How to Store a Stamp Collection So It Keeps Its Value Stamp collection storage done right: the four enemies of stamp paper, which albums and mounts are safe, and the everyday materials that quietly destroy value.
- August 19, 2026 Penny Black Plate 11: The Rare Plate and How to Tell if Yours Is One Penny Black Plate 11 is the rarest plate: about 168,000 of 68.8 million stamps printed. No plate number is printed on the stamp, and that changes the checks.
- August 17, 2026 Are Used Stamps Worth Anything? How a Postmark Changes the Price Are used stamps worth anything? Usually pennies, but the postmark decides: light bullseye cancels and scarce postmarks can beat heavy killers by a wide margin.
- August 14, 2026 George Washington 2-Cent Stamp Value: Why Yours Is Probably Worth Cents The honest George Washington 2 cent stamp value: billions were printed, so typical copies sell for cents. See which perforations and types are the exceptions.
- August 12, 2026 How to Remove Stamps From Envelopes (and When You Absolutely Should Not) How to remove stamps from envelope paper with a cold water float, why self-adhesives resist it, and which covers you should never soak at all.
- August 10, 2026 Stamp Watermarks: How to See One in 60 Seconds at Your Kitchen Table A stamp watermark can decide which catalogue row your stamp sits in. See one in 60 seconds with a dark surface and good light, no gadgets, no water.
- August 7, 2026 How Many Inverted Jenny Stamps Are There? All 100, Accounted For How many Inverted Jenny stamps are there? Exactly 100, from one sheet found in 1918, and every position is tracked. Where they went and what they sell for.
- August 5, 2026 First Day Cover Value: The Honest Answer (Most Sell for Very Little) First day cover value, honestly: most modern cacheted covers sell for £1 to £5 at dealer retail. Real value hides in the earliest covers and scarce cachets.
- August 3, 2026 Graf Zeppelin Stamps: The Depression-Era Set That Really Is Valuable Graf Zeppelin stamps are the rare exception: 93 percent of the 1930 set was destroyed, and a complete set retails around $1,775. See which one you have.
- July 31, 2026 Stamp Appraisal Near Me: What It Costs and When You Actually Need One Before you search stamp appraisal near me, learn the difference between a free dealer offer and a paid written appraisal, and when you truly need each.
- July 27, 2026 The Rarest Stamps in the World (and Could One Be in Your Album?) The rarest stamps in the world, their survivor counts and record sales, and the honest checks that separate a reproduction from a million-dollar original.
- July 24, 2026 Where to Sell Old Stamps: Dealer vs Auction vs eBay, Honestly Where to sell old stamps without getting burned: an honest comparison of dealers, auction houses, and eBay, with realistic net returns for each channel.
- July 22, 2026 Penny Red Stamp Value: Why Most Are Pennies (and What Plate 77 Changes) Penny Red stamp value, honestly: most of the 21 billion printed are worth 10p to 30p. Find out which type you have and what Plate 77 actually changes.
- July 20, 2026 Inherited a Stamp Collection? Do These 5 Things Before Selling Anything Inherited a stamp collection? Do these five free steps first: protect covers, identify, triage, then decide whether to sell or pay for an appraisal.
- July 8, 2026 How to Tell if Your Penny Black Is Valuable: 5 Checks That Decide the Price Own a Penny Black? Most are worth £15–£400, not a fortune. These five checks — margins, plate, cancel, gum, and condition — decide where yours lands.
- July 5, 2026 Why Most Stamps Aren't Worth Much (and How to Find the Ones That Are) The honest math of stamp values: why billions of old stamps are worth pennies, what actually makes a stamp valuable, and how to check yours.