News
Guides and updates on physics-based card grading.
40 articles total
How to choose a Pokémon card grading company in the UK
Looking for a UK Pokémon card grading company? Here's exactly what to look for — consistency, turnaround, cost, authentication and trust — and how to tell a serious grader from the rest.
Understanding your CALIBRE grading report
Every CALIBRE grade comes with a full report. Here's how to read it — the overall grade, the four subscores, and the measurements behind them.
Why CALIBRE exists
A card's grade decides its value — so a grade should be measured, repeatable and provable, not a matter of opinion. That's why we built CALIBRE.
How card grading works: what’s measured, and why it’s not a guess
A complete, plain-English explanation of how card grading works — the four factors that are measured, how they combine into one grade, and why measurement beats human opinion and AI prediction.
Pokémon card grading in the UK: the complete guide
Everything UK collectors need to know about grading Pokémon cards — what it is, what it costs, how the 1–10 scale works, which cards to grade, how to send them, and how…
Raw vs graded cards: what’s the difference?
New to collecting? Here's the difference between raw and graded cards — and why it matters when you buy or sell.
Why two graders can disagree — and how measurement fixes it
Send the same card to two human graders and you can get two different grades. Here's why it happens — and how physical measurement removes it.
How to spot a fake card before you grade it
Counterfeit cards are common, and a fake won't pass authentication. Here are quick, non-destructive checks you can do at home before you spend money grading.
How to verify a graded card’s certificate
A grade is only as good as your ability to check it. Here's how to verify a CALIBRE-graded card — whether you're buying one or you've just had your own graded.
Is grading your cards worth it?
An honest guide to when grading pays off and when it doesn't — so you spend your money where it actually adds value.