Logo PCGS

Increase the value of your coin with grading by PCGS

With PCGS, your coin will receive a professional evaluation, reliable protection, and an official guarantee of authenticity

Why do clients trust PCGS grading?

Grading according to the international coin grading scale

Trusted expert verification by PCGC standards, recognized worldwide by collectors and investors. With a transparent and objective evaluation, your coin’s value and market trust grow significantly

Protection against damage

The special PCGS capsule securely protects the coin from dust, moisture, and physical damage, preserving its original condition for decades

Authenticity guarantee

Professional authentication provides reliable protection against counterfeits. Each coin comes with a certificate confirming its authenticity and market recognition

How much more is it worth once graded?

Examples of realized sales

Before grading
54 560 $

Sold March 12, 2022

Editions V. GADOURY

Condition AU

Before grading
After grading
72 134 $
32 %

Sold April 22, 2023

MDC Monaco

Condition MS62

After grading
Before grading
14 015 $

Sold September 17, 2013

Westfälische Auktionsgesellschaft

Condition UNC

Before grading
After grading
28 200 $
101 %

Sold January 6, 2014

Heritage Auctions

Condition MS66

After grading
Before grading
12 926 $

Sold May 4, 2021

Bruun Rasmussen

Condition AU

Before grading
After grading
18 648 $
44 %

Sold October 21, 2021

MDC Monaco

Condition MS63

After grading
Send the coin to PCGS

Over 52 million coins already graded

With the world’s largest database of certified coins — the PCGS Population Report — you can track the populations of most coins worldwide, determine their rarity, and assess the investment potential of your coin

PCGS #DescriptionDesig6061626364656667TOTAL
2220871925(w) 20 Zl KM-33 AuMS
+
11462131
5
58
3
7281
SINCONA Swiss International Coin Auction

20 zloty 1925 "Bolesław I the Brave"

  • Total Graded: 281
  • Low grade: 61
  • Average Grade: 64
  • High Grade: 66
9
61
70
62
298
63
411
64
166
65
25
66
Check rarityPCGS Population Report
  • Number

Do you have an PCGS certificate?

Check it:

PCGS Global Locations

PCGS is affiliated with many of the largest and most respected names in the numismatic world. It also has four offices and official submission centers, as well as thousands of authorized dealers worldwide

Ньюпорт-Бич

United States

Париж

Франция

China - Hong Kong SAR

China

Shanghai

China

+thousands of dealers worldwide