(0-1923) Mint error 20 Groszy MS Values

Greysheet & Red Book® Price Guide

Poland

(0-1923) Mint error 20 Groszy MS Values

Show More

Sponsor

shop eBay

Sponsor

shop

Sponsor

shop

Sponsor

shop US Coins and Jewelry

Sponsor

shop Whitman

Basic Information

GSID:

337852

Coin Date:

(0-1923)

Denomination:

20 Gr / 20 Groszy

Designation:

MS

Varieties and Classification

Variety:

Mint error

Physical Characteristics

Weight:

2.97 gr

Strike Type:

Business

Diameter:

20.000 mm

Coin Shape:

Round

Design Details

Feedback:

Dealer Directory

View All Dealers

U.S. Coins

U.S. Coins
 FEATURED

Blake Duncan

Houston, TX

Rarity7

Rarity7
 FEATURED

Noah Lehmann-Haupt

Corte Madera, CA

LCR Coin, Inc.

LCR Coin, Inc.
 FEATURED

Louis Palafoutas

Dripping Springs, TX

Greysheet News

View All News
Canada. New Gold Proof Coins Depict Elegant Ketch Rig in Tall Ships Series
Canada. New Gold Proof Coins Depict Elegant Ketch Rig in Tall Ships Series
2/27/2026

The Royal Canadian Mint release their latest design in the popular Tall Ships Series.

pen icon

by Michael Alexander

United Kingdom. New Gold and Silver Bullion Coins Launches Legendary Creatures Series
United Kingdom. New Gold and Silver Bullion Coins Launches Legendary Creatures Series
2/26/2026

The Royal Mint launch the first coin in what will prove to be a thrilling new bullion series.

pen icon

by Michael Alexander

Netherlands. New Gold and Silver Proof Restrikes Featuring Historic Golden Shield Design Released
Netherlands. New Gold and Silver Proof Restrikes Featuring Historic Golden Shield Design Released
2/25/2026

The Royal Dutch Mint release a new restrikes featuring an exceptional historic coin design.

pen icon

by Michael Alexander

Events

View All Events
Map icon

Mustang Town Center

calendar icon

Saturday, January 3, 2026

Map icon

Rothchild Catering & Conference Center

calendar icon

Saturday, January 3, 2026

calendar icon

Sunday, January 4, 2026