Logo Made in Germany JGF - June Hong Kong Jewellery and Gem Fair 2017

Claudia Hamann Edelstein GmbH

Booth number: 5E719

About us

Claudia Hamann Edelstein was founded 1990 in Hamburg, Germany.

Claudia Hamann Edelstein is member of the following associations:

  • International Colored Gemstone Association – ICA
  • German Gemological Society – FGG
  • Collegio Italiano Gemmologi

Our specialization is in Emeralds from Colombia, Rubies from Burma ,Sapphires from Siam and Ceylon and fine Gemstones from Africa as Spinel, Tsavorite, Tanzanite, Garnet, Aquamarine and others.We are cutting significant stock of high quality gemstones in order to offer a large choice of variety in color, sizes and shapes, pairs, sets and calibrated series.

While looking for new gemstone cuts our company was able to develope the innovating ”Double Rose Cut”.

Products and services

Our specialization:

Colombian Emeralds, Sapphires from Siam and Ceylon as well as Rubies from Burma,Blue Zircon from Cambodia and other gemstones from Africa as Spinel, Tanzanite, Tsavorite, and other Garnets, to only name a few. We cut small and larger series. 

We develop the innovating “Double Rose Cut”.

Double Rose cut

Double Rose cut

Double Rose cut in Tsavorite and Tansanite

Emeralds, Sapphire, Ruby

Emeralds, Sapphire, Ruby

Colombian Emeralds, Sapphires from Siam and Ceylon as well as Rubies from Burma and other gems from Africa.



Spinel in fancy colour

News & Innovations

Double Rose Cut 

The DoubleRose Cut

A significant stock of high quality gemstones was cut in order to offer the larger range of variety in color ,size and shapes.
Nowadays the DoubleRose Cut belongs to one of the most liked gem cuts which inspires worldwide leading jewelers to create new and exclusive jewelry-masterpieces.

Only the original DobleRose Cut guaranties the quality, the origin of the material, the gemological control and precision of cut.


Claudia Hamann Edelstein GmbH
81669 Munich

Phone: +49 89 45835519
Fax: +49 89 4488896

Gianluca Di Gennaro
Sales Manager
Phone: +49 89 45835519

Business matching
Get in contact with German companies in 3 easy steps! With one single question you can reach all relevant German Pavilion exhibitors of your selected industrial branch.

Click here if you notice an image that violates copyright or privacy rights.

Your personal organizer

Your personal organizer

Print list  |  Save as PDF
This is your personal organizer to manage your contacts to the German exhibitors.