About Us

Melbourne's Trusted Gem Dealer

Premium quality gemstones sourced from around the world, expertly curated for collectors and enthusiasts in Melbourne, Australia.

Our Story

Mustard Seeds Gems is a division of Mustard Seeds Group, an Australian company founded on a belief in making quality accessible. We source premium gemstones from trusted suppliers around the world and bring them directly to collectors, jewellers, and enthusiasts in Australia.

Every gemstone in our collection is carefully selected for its quality, character, and value. Whether you're a seasoned collector or discovering gemstones for the first time, we're here to help you find the perfect stone.

What We Offer

Curated Collection

Every gemstone is hand-selected for quality, colour, clarity, and character. We work directly with trusted sources to ensure authenticity and value.

Member Access

Our membership programme gives you early access to new arrivals, member-only pricing, and personalised recommendations from our team of experts.

Expert Guidance

Not sure where to start? Our team is happy to guide you through the world of gemstones — from understanding cuts and carats to choosing the right stone for your needs.

Our Leadership

Suhith Illesinghe

Co-Founder & Managing Director

Suhith is an experienced senior technology professional with over 15 years of experience across software development, cloud architecture, IT consulting, and project management. Based in Melbourne, Australia, he brings a passion for quality and innovation to Mustard Seeds Gems.

Ayeshini Sella Hewage

Co-Founder & Director of Operations

Ayeshini brings extensive experience in regulatory compliance, clinical operations, and public health. Her expertise in process management and stakeholder coordination ensures that every aspect of the business operates with rigour and attention to detail.

Melbourne Gem Dealer — Based in Australia

Mustard Seeds Gems is headquartered in Melbourne, Victoria, Australia. We serve customers across Australia with delivery options available nationwide.

Ready to explore our collection?

Browse our curated gemstone collection or get in touch to discuss your requirements.