Bookmark this. From “AU” to “wax” — the 100 terms that show up in every catalog, grading report, and forum thread.
Grading and condition
MS (Mint State), AU (About Uncirculated), XF (Extremely Fine), VF (Very Fine), F (Fine), VG (Very Good), G (Good), AG (About Good), FR (Fair), PR (Poor) — the standard coin grade abbreviations from highest to lowest.
PSA 10 Gem Mint, BGS 9.5 Gem Mint+, CGC 9.8 NM/MT — top achievable grades by company.
Authentication and provenance
COA (Certificate of Authenticity), provenance (documented chain of ownership), encapsulated / slabbed (sealed in a third-party grader’s plastic case), raw (ungraded), cracked out (removed from a slab), resubmission (sending a cracked-out item for a re-grade attempt).
Market terms
FMV (Fair Market Value), BIN (Buy It Now), BP (Buyer’s Premium), hammer (auction sale price before BP), reserve (minimum acceptable bid), shill bid (illegal seller-side bid to inflate price).
Card-specific
Wax (sealed product), chase (rare insert), SP / SSP (Short Print / Super Short Print), RC (Rookie Card), auto / patch (autograph / memorabilia card), 1/1 (one-of-one parallel), refractor (chromium-finish parallel).
Coin-specific
obverse / reverse (front / back), field (flat background area), devices (raised design elements), luster (mint-original surface sheen), strike (sharpness of design impression), tone / patina (natural surface oxidation).
Comic-specific
spine roll, colour breaks, Marvel chip, newsstand vs direct, variant cover, signature series, restored (purple label).
FAQ
Where can I learn more?
Each category-specific term in this glossary links to a deeper article — explore at your own pace.
Frequently Asked Questions
Is this collectibles guide suitable for beginners?
Yes — this guide is written to be accessible to new collectors while remaining useful for intermediate enthusiasts. We layer foundational concepts with practical examples, expected price ranges, and authentication checkpoints so you can read once and reference repeatedly. If you are completely new, we recommend reading our beginner’s roadmap (/start-here/) alongside this material.
How current is the information in this collectibles guide?
This guide reflects 2026 market conditions, grading standards, and authentication best practices. We periodically refresh content as auction records, grading-service criteria, and counterfeit techniques evolve. The guide’s last-updated timestamp shown by your browser corresponds to our most recent factual review.
What’s the most common mistake collectors make in collectibles?
Buying before learning. The hobby rewards patience: collectors who spend the first 60-90 days reading, attending shows, watching auction results, and asking questions in established communities consistently outperform those who buy aggressively from day one. Education compounds; impulse purchases rarely do.
Where can I get items in collectibles authenticated?
For most categories, established third-party authenticators include PSA, BGS, CGC, and SGC for cards; PCGS and NGC for coins; BBCE for sealed Pokémon and sports wax; AFA for toys; and recognized industry experts or auction-house specialists for watches, autographs, and fine collectibles. Independent verification typically costs $20-$200 and is well worth it for any item over $500. See our /authentication-hub/ for category-specific recommendations.
How do I sell collectibles for the best price?
Match the venue to the value. Items under $100: eBay or Facebook collector groups. Items $100-$1,000: eBay with strong photography and detailed descriptions, or category-specific platforms (StockX, Discogs, Catawiki). Items over $1,000: established auction houses (Heritage, Goldin, Christie’s, Phillips) or vetted dealer consignment. Avoid pawn shops (typical offers: 20-40% of fair value) and unverified buyers offering instant cash.