Filters
Discover our exquisite collection of Australian gemstones, featuring a range of vibrant colours. Shop loose gemstones for jewellery, precious and semi-precious gemstone variants of sapphire, ruby, emerald, and aquamarine gemstones, available online and in-store. At GS Diamonds, we make it easy to buy gemstones! Visit our showrooms in Sydney, Melbourne, or Brisbane, or book a virtual appointment for personalised service everywhere in Australia, including Perth, Adelaide, Canberra, Parramatta, the Gold Coast, or Sunshine Coast.
Products
Viewing 52 of 513 products
Need some help choosing?
At GS Diamonds, you can design your own piece using our range of loose gemstones for jewellery. Choose your stone, setting, and metal, and our artisans will craft your design to perfection. You can learn more about our custom jewellery design process on our dedicated page.Â
High-quality gemstones can hold significant value, especially natural gemstones and rare coloured gems. Their worth depends on factors like rarity, size, and quality. Many customers choose them for their beauty, versatility, and long-term collectable value.
When buying loose gemstones, look for vibrant colour and precise cutting. Always purchase from a trusted jeweller who provides transparency about origin and authenticity. At GS Diamonds, every gemstone is carefully selected for brilliance, quality, and ethical sourcing.
Yes, as long as you’re buying from a reputable source. At GS Diamonds, all purchases are backed by our Warranty Against Defects, ensuring peace of mind with every order. Each gemstone comes with full documentation and secure shipping across Australia.Â
You can explore our wide range of loose Australian gemstones, available for sale both online and in-store. Visit our showrooms in Sydney, Brisbane, or Melbourne, or book an appointment to view our collection virtually. We’re your trusted gemstone shop for premium, ethically sourced precious stones.Â
40 Years’ Expertise
Trusted since 1986
Certified Diamonds
Carefully sourced & independently graded
Custom Design
Create a piece that feels uniquely yours
Expert Guidance
In-store, online & phone support 8am-11pm
30-day Money-Back Guarantee
Buy with confidence
Free Shipping
Australia-wide on all orders
GS Diamonds are pleased to announce our foray into the Australian gemstone market. We have sourced a range of the finest natural gemstone cuts, to be set and used across engagement rings, wedding rings, diamond bracelets, earrings, and necklaces. Our gemstone collection includes sapphires, rubies, emeralds, and aquamarine stones, found in round, cushion, oval, emerald, pear, radiant, marquise, and heart shapes.Â
Curated and unique to GS Diamonds, each piece that we create under our gemstone collection will be designed locally here in Australia and carefully handmade to offer a custom, one-of-a-kind piece of jewellery. Whether you have a gemstone in mind or a bespoke engagement ring you want to create, our jewellery consultants can walk you through the process of bringing your ideas to life.
A closer look at our latest designs, behind-the-scenes moments, and the milestones our customers trust us to be part of.
Follow us
