Coin Collecting Guides

Coin Mintmarks Guide

Learn how to read mintmarks and understand mintage numbers on Australian coins — the key to spotting rare and valuable releases from the Royal Australian Mint.

From Circulating to Collectible

Ever wondered how everyday coins turn into sought-after collectibles? Learn what makes certain Australian coins valuable — from mint errors to low mintages.

Australian Coin Sizes and Weights

Confused about Australian coin sizes and weights? Coin Suply’s guide breaks down dimensions, metals, and mintage details for collectors and investors.

Store and Protect Silver Coins

Learn how to store and protect your silver coins properly. Coin Suply explains the best holders, capsules, and conditions to preserve your collection’s value.

Start a Coin Collection Australia

Learn how to start coin collecting in Australia with Coin Suply. Discover beginner tips, what coins to collect, how to store them, and where to buy authentic Australian coins online.

Bullion vs Numismatic Coins

Discover the difference between bullion and numismatic coins. Learn how they’re valued, collected, and traded in Australia, and which is right for you.