New white papers for gemstone analysis
More knowledge. More confidence. More practical experience. Our new white papers provide everything you need for professional gemstone analysis—concise, easy to understand, and free.
Gemmo-News
Gemstone testing with the ruby filter
Ruby or not? Gemmology expert Dimitri Zlatev shows how the ruby filter can be used as a screening tool to assess red gemstones in no time at all.
4C diamond grading with gemstone microscopes
How does safe certification and professional 4C diamond evaluation with gemstone microscopes work? Gemmological expert knowledge, GIA courses and practical examples from Dimitri Zlatev
Conclusion: KRÜSS at INHORGENTA 2026
INHORGENTA 2026 opened its doors in Munich from February 20 to 23 and focused on the guiding theme of “Craftsmanship” for the first time. For KRÜSS, the trade fair provided the ideal setting to present our gemmological quality instruments.
Highest imaging quality with KRÜSS triplet loupes
Triplet loupes are high-quality professional loupes. Their three-part lens system ensures exceptional sharpness, high color fidelity and maximum image quality. Influencer Dimitri Zlatev shows what makes the KRÜSS Triplet Loupe a premium inspection instrument.
The Hastings loupe – precision for jewelers, watchmakers & gemmologists
Buying a Hastings loupe means opting for proven quality and precision. Influencer Dimitri Zlatev knows this too. In the new tutorial for KRÜSS, he shows what makes the loupe so special.
Gemmological events 2026 for gemstones & jewelry
Important gemmological trade fairs for gemstones and jewelry will continue to take place worldwide in 2026. They are a platform for exchange and present current trends. Here are the global highlights until March.
KRÜSS tweezers – premium quality for gemmology
Tweezers may be simple tools, but for gemmologists they are important devices. Influencer Dimitri Zlatev GIA AJP presents the high-quality tweezers from KRÜSS on @Gemmology Obsession.
New social media collaboration with Gemmology Obsession
KRÜSS -Gemmology launches it‘s first social media collaboration with gemmology enthusiast Dimitri Zlatev GIA AJP and his educational platform @Gemmology Obsession.
Anniversary event of the German Gemmological Society
Experts from over 10 countries gathered in Idar-Oberstein to celebrate the 50th anniversary of the DGemG training center. An event at which KRÜSS was able to showcase gemmological equipment.
Microscope photos for gemmology
KRÜSS gem microscopes are used by jewelers, gemmologists and stone setters. The latest trend: the professional evaluation of gemstones and jewelry is documented with microscope photography.
New now! Stereo microscopes with exclusive equipment
Our new microscope model KSW6000 is a stereo microscope of the highest quality. It has very exclusive features and the high-quality design is made of metal.
New videos show gemmological devices
Apr 2024: Our videos show important functions and applications of gemmological devices. Specialist knowledge from our experts, compact and put in a nutshell.
Opening of the Gübelin Gem Museum in Lucerne
July 2023: In the heart of Lucerne, the traditional company Gübelin opens the new Gübelin Gem Museum. It should become a living forum for interaction and inspiration.
Videos for Gemmological Equipment
Jun 2023: Experts know how to use equipment correctly and they show it in many videos. Here is our overview, about informative expert films.
Discover gemstone museums in Germany
Apr 2023: You want to dive into the world of gemstones? No problem! We have compiled an overview of the most famous gemstone museums in Germany.
First address of gemmology & science
Sep 2022: When it comes to gemmology & practical science, DGemG is an important address. We met an expert from the DGemG team for an interview.
Gemstone mining in Europe and the USA
Jun 2022: Searching and finding gemstones holds a great fascination for many people. Summer vacation is a great time to try this adventure. Here are ideas for gemstone mining in Germany, Austria and the USA .
Diamonds – a good investment?
Mar 2022: In times of crisis, many reconsider an investment in precious stones, e.g. diamonds. he diamond is recognised as the king of gemstones and has very stable value. But what has to be considered?
The market for coloured gemstones is booming
Apr 2021: Many investors are considering investing in gemstones. How values are developing is indicated in the Gemval, the Dax, so to speak, for gemstones.