Cominco has over the years provided consultancy and valuation services to governments of diamond producing countries and diamond mining and exploration companies.


Our vast experience and global network of experts, enables us to provide the following highly-professional and independent services.

  • Rough diamond valuation services
  • Tendering services for run-of-mine rough productions
  • Advisory services on diamond affairs

Our customers

Some of Cominco’s work was done for:

  • South African Diamond Board
  • China National Arts & Crafts
  • Almaz Rosii Sakha (aka Alrosa)
  • European Bank for Reconstruction and Development
  • Komdragmet (later called Gokhran, Russia)

Contact us

Interested ? Let's talk! Fill out the form on the right and we'll contact you as soon as possible.