Due to high demand, order processing times are currently longer than usual.
Due to high demand, order processing times are currently longer than usual.
$20,604.00
$20,604.00
$20,627.00
Galaxy Coins offers a trusted way to buy 100g gold bullion, where precision, purity and lasting value come together in every bar. The 100g gold bar is one of the most recognised and versatile options, striking the perfect balance between affordability and substantial gold weight. Favoured by both experienced buyers and those expanding their collections, it represents genuine quality backed by Australian expertise and industry trust.
At Galaxy Coins, every bullion product reflects our commitment to authenticity, transparency and quality. Each 100g gold bullion bar is refined to at least 99.99% purity and verified through advanced testing to ensure accuracy and confidence in every purchase.
Certified purity: Each bar meets international standards and is independently tested for authenticity.
Ethical sourcing: Our gold is refined from responsibly sourced materials, supporting sustainable and transparent refining practices.
Transparent pricing: The 100g gold bullion price follows the live global gold market, with no hidden costs or inflated premiums.
Trusted reputation: As part of the CPG Group, Galaxy Coins is recognised across Australia for its reliable service and industry integrity.
Alongside 100g gold bullion, many customers also buy gold in Australia through our wider selection, explore 1oz gold bullion and 10oz gold bullion for alternative formats, or consider smaller weights such as 10g gold bullion and 1g gold bullion for added flexibility. Every product is refined and tested to the same high standard, so you can buy with complete confidence.
The 100g gold bullion price reflects the live international gold spot rate, with a modest premium added for refining and production. This size offers a practical and efficient way to hold significant gold weight while maintaining liquidity and ease of storage.
Recognised globally by refineries and bullion dealers, 100g gold bars are a popular choice for those who value both quality and versatility. Whether you are purchasing your first bar or adding to an established collection, the 100g format provides an ideal balance between convenience, value and trusted purity.
Galaxy Coins welcomes customers to visit our stores in Melbourne, Sydney and Brisbane. Selected 100g gold bullion bars may be available in-store, while the complete range is securely managed through our head office. Our knowledgeable team can assist with live pricing, product details and availability to help you make an informed decision.
Each 100g gold bullion bar from Galaxy Coins meets strict industry standards and undergoes professional testing to confirm purity and authenticity.
Key features include:
Standard 100g size recognised globally for quality and consistency.
Refined to 99.99% gold purity and independently verified.
Available in both cast and minted bar formats.
Compact, easy to store and suitable for buyers at any level.
The price of a 100g gold bar reflects the live global gold spot rate, with a small premium for refining and minting.
A 100g bar offers more gold weight in a single piece, often providing better value per gram while remaining compact and manageable.
All Galaxy Coins gold bars are refined to at least 99.99% purity and thoroughly verified before being made available for sale.
Yes. You can buy directly through our secure online store, where each bar is tested, certified and verified for authenticity.
Selected items may be available in-store, while the complete range is maintained and managed at our head office.
100g bars combine substantial gold weight with practical handling and often carry lower premiums per gram compared with smaller bars.
Each bar undergoes advanced XRF scanning and verification through NATA-accredited testing to confirm both purity and authenticity.
Explore our 100g gold bullion bars for sale and buy with confidence today at Galaxy Coins. Every bar is certified, authentic and trusted across Australia.
With bullion stores in Melbourne, Sydney, Brisbane, and Dubai, Galaxy Coins offers expert guidance and exceptional in-person service. Whether you’re buying gold bullion, investing in silver bars, or exploring rare coins, our team makes every purchase safe, simple, and stress-free.
Visit us in-store to experience trusted Australian expertise, or shop online to buy gold and silver from anywhere in the country.
Monday to Friday : 9.30AM – 5.30PM
Saturday: 10AM – 2PM
Closed Sundays & Public Holidays
