Grading is the single biggest lever on a Pokémon card's value and liquidity. A professional slab authenticates the card, locks in its condition, and turns a subjective "near mint" into a number the whole market agrees on. This guide covers what the grade measures, how the three major companies differ, and — most importantly — when grading is actually worth the cost.
What The Grade Actually Measures
Every major grader scores four things: centering (how even the borders are, front and back), corners (sharpness vs. softness or fraying), edges (whitening and chipping), and surface (print lines, scratches, holo wear, indentations). Those four sub-scores roll up into a single grade on a 1–10 scale, where 10 is essentially flawless and 8–9 is the collectible "mint" range most buyers target.
The price jumps that matter are at the top. A gem-mint 10 typically commands a large multiple over a 9 of the same card, and a 9 sits well above a raw copy — because as you climb the scale, survivors get exponentially scarcer, especially for vintage.
PSA vs CGC vs BGS
PSA is the market leader. Its slabs carry the deepest liquidity and usually the strongest resale prices, so if you plan to sell later, a PSA grade is generally the safest. The tradeoff is turnaround and cost during busy periods.
CGC has grown fast and is well respected, often offering sharper value and detailed sub-grades on modern cards. For newer sets and bulk submissions, CGC can be the smart economic choice.
BGS (Beckett) is prized for its sub-grade breakdown printed on the label and for the coveted black-label "Pristine 10," where all four sub-grades hit 10. BGS slabs appeal to collectors who want the condition story spelled out.
All three are legitimate. For maximum resale value and liquidity, PSA is typically preferred; for value and sub-grade detail, CGC and BGS are strong. If you're buying rather than submitting, you can browse PSA graded Pokémon cards and graded slabs across all three companies in our store.
When Is Grading Worth It?
A simple rule: grade any card worth meaningfully more than the grading cost (roughly $15–20 per card at standard tiers). Grading pays off when it (1) authenticates a high-value or fake-prone card, (2) protects a card you'll hold long-term, or (3) unlocks a resale premium that exceeds the fee. It rarely makes sense on commons or heavily played cards, where the grade won't clear the cost.
The other half of the equation is grade potential. Before submitting, inspect the card the way a grader will: check centering with a ruler or app, look for holo scratches under angled light, and examine corners under magnification. If a card looks like a likely 9 or 10, submission is compelling; if it's a probable 7, the math usually doesn't work.
How To Verify A Graded Card
Every genuine slab carries a certification number you can enter on the grader's official website to confirm the card, grade, and — for PSA — the population report. Always verify the cert before a high-value purchase, and buy from sellers who describe honestly and stand behind their cards. Every graded card we sell is listed exactly as certified and backed by eBay's Money-Back Guarantee.
The Bottom Line
Grading turns condition from an argument into a fact. For any card with real value, a slab from PSA, CGC or BGS protects both the card and your money — and makes it far easier to buy and sell with confidence. Ready to add graded cards to your collection? Shop our graded inventory on eBay or catch live slab reveals on our Whatnot.