Grading Services

Coins

  • ANACS : American Numismatic Association Certification Service
  • CAC : Certified Acceptance Corporation
  • ICG : Independent Coin Graders
  • NGC : Numismatic Guarantee Corporation
  • PCGS : Professional Coin Grading Service
  • SEGS : Sovereign Entities Grading Service, Inc

Stamps

  • PSE : Professional Stamp Experts
  • PSAG : Philatelic Stamp Authentication and Grading

Currency

  • CGA : Currency Grading and Authentication
  • PCGS : PCGS Currency
  • PMG : Paper Money Guarantee