Our work brings over 20 years of research, analysis and advisory. Grounded in deep sector knowledge, we deliver data-driven insight to inform decisions across the global diamond industry
WE ARE
Independent.
Analytical.
Industry-focussed.
At the intersection of the world’s diamond centres and the global pipeline, Gemdax brings over two decades of independent research, combining deep expertise with robust data to drive confident decisions.
Our work spans research, analytics, strategy, finance and stakeholder engagement. We deliver a sharper perspective in a complex and evolving market.
WHO WE ADVISE
Advisors to the diamond industry
We work with stakeholders across the value chain:



Governments and public institutions
Diamond traders and manufacturers
Mining companies
Investors and financial institutions, including private equity and debt funds
Our approach
Our values
Our values shape how we work, the standards we uphold and the relationships we build.
Integrity and confidentiality
We operate with the highest standards of discretion, safeguarding client information and acting with integrity in every interaction.
Commitment to excellence
A culture of curiosity, collaboration and continuous improvement drives the quality and depth of our work.
Open and inclusive culture
We foster an environment where diverse perspectives are valued, strengthening thinking, decision-making and outcomes.






