Imperium Grading Guide for UK TCG Collectors

What Is Imperium Grading?

Imperium Grading is a UK card grading company preparing to launch in early 2026, with Pokémon TCG and One Piece TCG listed as its supported games at launch. For collectors in the UK, that makes it one of the more relevant new grading options to watch if you want to avoid overseas submission friction.

The headline points on their site are clear. Imperium is positioning itself around UK-made slabs, detailed grading reports included as standard, hand-drawn art labels, and a stricter top grade called Imperium 10. That combination gives the brand a practical angle rather than a generic grading service.

If you are collecting Japanese sealed products now and planning future submissions, you can browse our Japanese Pokémon booster boxes and Japanese One Piece booster boxes while waiting for submissions to open.

Table of Contents

• What Is Imperium Grading?
• Why Collectors Are Watching the Launch
• Pricing and Turnaround Tiers
• Reports, Labels and Slab Features
• What You Can Submit
• What to Do Before You Grade
• Affiliate Code and Final Tips

Why Collectors Are Watching the Launch

For UK collectors, the biggest attraction is straightforward: a domestic grading option can reduce shipping friction, customs exposure and long international turnaround uncertainty. That does not automatically make a new grader the right fit for every card, but it does make Imperium worth tracking if you regularly submit modern Pokémon or One Piece.

Imperium is also leaning hard into transparency. Their grading reports are included with every graded card, with subgrades, defect call-outs and written rationale rather than leaving collectors to guess why a card landed where it did. For buyers and sellers, that is useful because it gives more context behind the assigned grade.

Another differentiator is presentation. Their site highlights UK-made slabs with anti-tamper features, UV protection and stackable design, alongside optional art labels that they describe as hand-drawn by artists rather than AI-generated. If you care about slab display quality as much as the grade itself, that matters.

Before sending anything for grading, it is still worth understanding what you actually have. Our guide on how to value Pokémon cards in the UK is a sensible starting point.

Imperium Grading Pricing and Turnaround Tiers

Imperium has already published its service structure, which is useful because it lets collectors plan before launch rather than guessing. Their standard grading tiers currently run from Bronze to Platinum.

• Bronze: £12 per card, 10 card minimum, 15 to 30 business days
• Silver: £15 per card, 5 card minimum, 10 to 15 business days
• Gold: £25 per card, 2 card minimum, 3 to 5 business days
• Platinum: £30 per card, 1 card minimum, 1 to 2 business days

They also list separate crossover, reholder and authentication pricing, plus a £3 art label add-on. That is enough structure for collectors to decide whether they are grading for protection, presentation, crossover potential or simple authentication.

The practical point is this: not every card should be graded. Lower-end modern cards can quickly become margin-negative once grading fees, shipping and selling costs are added. If you are opening sealed product with grading in mind, it usually makes more sense to be selective rather than grading in bulk by default.

Reports, Labels and Slab Features

One of Imperium’s strongest published features is the included grading report. According to their site, every graded card receives a report with subgrades, defect call-outs and a grading summary at no extra cost. That is more useful than a bare slab if you want to understand why a card missed a stronger grade or explain the result to a buyer later.

The company is also trying to separate its top grade from a standard Gem Mint 10. Their stated position is that an Imperium 10 requires perfect 10s across all subgrades, with stricter centering than the Gem Mint example they reference. Whether the market rewards that long term will depend on adoption, but the grading philosophy is at least clearly stated.

On the presentation side, their slabs are described as UK-made, anti-tamper, UV-protective and stackable, with a focus on optical clarity. Optional art labels are available for an added fee, and Imperium specifically says those labels are hand-drawn by artists.

If you are thinking about grading any card, first make sure it is genuine. Our post on how to spot fake Pokémon cards is worth reading before you send anything off.

What You Can Submit to Imperium

Imperium currently states that it will grade Pokémon TCG and One Piece TCG. They also state that they do not grade custom or proxy cards, and that they do offer grading for miscuts, errors and factory defect cards.

That is useful because it sets expectations early. If your cards fall outside official trading card game releases, or if you are dealing with customs, proxies or novelty items, this is not the service to use. If you are sitting on official Pokémon and One Piece cards, especially cleaner modern singles, that is the lane Imperium is clearly targeting first.

For collectors opening Japanese sealed, our Japanese Pokémon booster boxes and Japanese One Piece booster boxes are the most relevant places to start if you want fresh sealed stock rather than second-hand raw cards.

What to Do Before You Grade

Before you submit anything, keep the process simple.

• Check authenticity first
• Review surface, corners, edges and centering under good light
• Be selective with modern cards and avoid grading everything by default
• Use sleeves and semi-rigids or other safe storage before submission
• Factor grading fees into the card’s realistic value, not best-case value

Storage matters more than most collectors think. Scratches, pressure marks and edge wear picked up after opening can ruin a grading candidate quickly. Our guide on how to store and protect trading cards covers the basics properly.

Use Code RIPPERHOLICS for 5% Off

If you decide to try Imperium when submissions open, you can use affiliate code RIPPERHOLICS at checkout for 5% off.

The cleanest use case is straightforward. Open quality sealed product, identify the best-condition cards, protect them properly, then submit only the cards that make sense to grade. For UK collectors focused on Pokémon and One Piece, Imperium looks like a service worth watching as the launch gets closer.

It is still early, so treat this as a pre-launch guide rather than a final verdict. Once submissions are live and real turnaround performance is visible, that is when collectors can judge how strong the service is in practice.