Logo Made in Germany JGF – September Hong Kong Jewellery and Gem Fair 2018

Groh + Ripp OHG

Booth number: 8E05

About us

The GROH + Ripp company is well known all over the world as the
"experts for finest coloured gemstones".The company is located in Idar-Oberstein, Germany.

Products and services

  • rubelite
  • green tourmaline
  • Paraiba tourmaline
  • aquamarine
  • morganite
  • green beryl
  • mandarine garnet
  • ruby
  • sapphire
  • emerald
  • spinel
  • alexandrite
  • peridot
  • tanzanite
  • imperial topaz
  • Burmese jade
Paraiba tourmaline, 18,88 ct.

Paraiba tourmaline, 18,88 ct.

a dream in swimming pool blue, Paraiba tourmaline (Mocambique) weight 18,88 ct., size 18,10x14,24x10,85 mm, without inclusions. GIA certificate

unheated ruby red, origin Mocambique, 12,60 ct.

unheated ruby red, origin Mocambique, 12,60 ct.

A really rare, brillant, unheated red ruby, weight 12,60 ct., size 14,83x11,76x8,76 mm GRS and DSEF certificate

unheated violet sapphire, 11,65 ct.

unheated violet sapphire, 11,65 ct.

in september fair we will show this fantastic coloured unheated violet sapphire in a weight of 11,65 ct., size 14,03x11,29x8,83 mm.
DSEF certificate, origin Sri Lanka.


Groh + Ripp OHG
Tiefensteiner Str. 322 a
55743 Idar-Oberstein

Phone: +49 6781 935026
Fax: +49 6781 935050

Juergen Brunk
Sales manager
Phone: +49 6781 935026

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Your personal organizer

Your personal organizer

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Ekkehard F. Schneider
Booth number: 8D14
Ernst & Friends GmbH
Booth number: 5F336
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