Gemstones with origin and highest quality for exclusive jeweler's needs
Tradition and innovation combined
Gerhard Hahn has been shaping the world of gemstones for over 120 years - quality, exclusivity and reliability are our values. Under the leadership of Alexandre Hahn, we offer jewelers rare stones of the highest quality. With modern blockchain technology, we guarantee complete traceability of origin and work closely with leading gemological institutes. Gerhard Hahn stands for trust, expertise and sustainable trade - gemstones for the highest demands.
colored stones
We find colored stones for you that combine rare beauty and the highest quality.
diamonds
Exclusive selection of certified diamonds of the finest quality.
pearls
Exquisite cultured pearls from the best regions of origin in the world give each piece of jewelry an incomparable elegance and exclusivity.
premium range
Gerhard Hahn's premium range includes the rarest and most precious gemstones - hand-picked for jewelers who only seek the extraordinary.
colored stones
We find colored stones for you that combine rare beauty and the highest quality.
diamonds
Exclusive selection of certified diamonds of the finest quality.
pearls
Exquisite cultured pearls from the best regions of origin in the world give each piece of jewelry an incomparable elegance and exclusivity.
premium range
Gerhard Hahn's premium range includes the rarest and most precious gemstones - hand-picked for jewelers who only seek the extraordinary.
Rare gemstones and personal service – your partner for extraordinary jewelry creations.
100% transparency through blockchain technology
Each of our gemstones is unique - and so is its origin. To offer you maximum transparency, we use blockchain technology that seamlessly documents the journey of each stone from the mine to you. See at a glance:
