Certified & Graded Proof Coins

Explore our collection of Certified & Graded Proof Coins, featuring professionally authenticated proof issues from leading world mints, all encapsulated and graded by PCGS (Professional Coin Grading Service) and NGC (Numismatic Guaranty Company). These coins represent the highest standard of modern numismatics, combining exceptional minting quality with third-party verification and long-term protection.

Proof coins are specially struck for collectors rather than circulation. They are produced using polished dies and carefully prepared planchets, often struck multiple times to achieve sharp detail, mirror-like fields, and frosted design elements that create a strong visual contrast known as “cameo” or “deep cameo.”

What “certified & graded” means

A certified proof coin has been:

• Authenticated as genuine
• Professionally graded for condition
• Encapsulated in a tamper-evident holder (“slab”)
• Assigned a standardised numeric grade on the Sheldon 70-point scale

The most commonly seen grades for modern proof coins include:

• PF / PR 69 – Near perfect with very minor imperfections
• PF / PR 70 – Perfect proof condition (no post-production flaws at 5x magnification)

This system allows collectors worldwide to compare coins consistently, regardless of issuing country or mint.

Why certified proof coins are collected

Certified proof coins are especially popular because they combine three key factors:

1. Quality control and finish
Proof coins are the mint’s highest standard of production, often showing mirror fields and frosted devices.

2. Third-party authentication (PCGS & NGC)
Grading removes uncertainty by confirming authenticity and condition, which is especially important for modern low-mintage issues and high-value commemoratives.

3. Collectability and registry demand
Top-grade examples (PR69–PR70 / PF69–PF70 Ultra Cameo) are actively collected in registry sets, where collectors compete for the finest known examples.

PCGS vs NGC (in brief)

Both PCGS and NGC are globally recognised grading services and dominate the certified coin market. They use the same 70-point grading scale and are widely trusted for authentication and condition assessment.

• PCGS is often favoured for registry competitiveness and liquidity in some markets
• NGC is widely used for world coins and complex modern issues
• Both are standard for serious certified proof collecting

Our collection includes certified proof coins in base metals, all graded and authenticated by PCGS and NGC. Whether you are building a registry set, collecting modern commemoratives, or seeking premium world proof coins, Certified & Graded Proof Coins offer one of the most trusted and visually impressive areas of the market.

Browse our range below to discover certified PF/PR70 masterpieces, limited-edition proof issues, and high-grade collector coins from around the world.