News

Guides and updates on physics-based card grading.

44 articles total

Calibre
By Calibre · 12 June 2026

Disney Lorcana grading: how it differs from Pokémon

Grading Disney Lorcana is mostly the same as Pokémon - same four factors, same scale - with a few quirks worth knowing. Here's what's the same, what's different, and how to submit.

Calibre
By Calibre · 11 June 2026

Grade your card at home: a quick condition check before you submit

You can't grade a card at the kitchen table, but a careful ten-minute check tells you whether it's worth submitting. Here's how to assess centering, corners, edges and surface yourself.

Calibre
By Calibre · 10 June 2026

The fine line between Mint and Gem Mint

On the 1–10 scale a 9 and a 10 look identical across the room. Here's what actually separates Mint from Gem Mint, where the point usually goes, and why so few cards…

Calibre
By Calibre · 9 June 2026

Check your card before you send it – free, from one photo

Our new free pre-check gives you an instant estimate of your card's centring and corners from a single phone photo - a quick, honest guide before you commit to a full grade.

Calibre
By Calibre · 9 June 2026

Subgrades explained: why one number hides half the story

A single grade is really four separate measurements combined. Subgrades show you which factor held a card back - and why two cards with the same number can be in noticeably different…

Calibre
By Calibre · 8 June 2026

Why holographic and textured cards are the hardest to grade

Holo, reverse-holo and textured cards are the hardest to grade consistently - the very shine that makes them desirable is what hides scratches and fools the eye. Here's why, and how measurement…

Calibre
By Calibre · 7 June 2026

First time grading? A beginner’s guide to getting started

New to card grading? This beginner's guide walks you through what grading is, what it costs, and exactly how to get your first card graded.

Calibre
By Calibre · 7 June 2026

What affects a trading card’s value?

Why is one card worth £5 and a near-identical one worth £500? Here's a plain guide to what actually drives a card's value.

Calibre
By Calibre · 6 June 2026

Grading for sellers: how a grade helps you sell

Selling cards on eBay, Whatnot or Vinted? Here's how a verified grade can widen your buyer pool and lift your price.

Calibre
By Calibre · 6 June 2026

How long does card grading take?

Grading timelines vary hugely. Here's what affects turnaround - and why grading in the UK can mean days rather than weeks.

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