Discerning diamond buyers worldwide seeking natural, ethical diamonds trust KGK and understand our advantages:

Integrated supply pipeline
To ensure complete supply chain control, KGK only carry natural diamonds and track each stone from rough to finished product.

Expertise
KGK began distributing diamonds in 1969 and has manufactured finished diamonds since 1986. Our global diamond operations are based in Antwerp.

Quality and choice
We carry an exceptional range of natural colourless and coloured stones in every popular size, shade and shape.

Diamonds direct from source

Our diamond buyers have long experience in evaluating and grading uncut stones. Their impeccable judgement has a positive effect throughout our value chain. Our natural, ethical stones are processed in KGK manufacturing units in:

  • India
  • South Africa
  • Russia
  • Botswana
  • Namibia

The KGK Group is among the handful of global companies who are preferred buyers of De Beers, Alrosa and Rio Tinto.

 

 

is a trademark used under licence from The De Beers Group of Companies.
The ALROSA ALLIANCE logo is a trademark used under license from OJSC ALROSA.
Select Diamantaire is a trademark of Rio Tinto London Limited, used under licence.

Diamond production innovation

In pursuit of superior products KGK continually explores and apply new innovations to our diamond production process, including:

DiaMark laser marking
Provenance for every stone.

Galaxy diamond mapping
Advanced inclusion mapping technology for rough diamonds.

Water jet laser cutting
State-of-the-art stone cutting.

The volumes we process translate into efficiencies of scale that delivers advantages throughout the value cycle.


 

Efficient distribution network

The KGK Group operates a sophisticated secure global distribution infrastructure brings our wholesale diamonds to:

  • Australia
  • Belgium
  • China
  • Hong Kong
  • India
  • Israel
  • Japan
  • Singapore
  • Russia
  • South Africa
  • Thailand
  • Taiwan
  • UAE
  • USA

KGK has a significant presence at many of the world’s leading diamond and jewellery trade events.

Contact KGK for diamonds