Execution Process

Search and Find

After discussing with our advisors, you must fill a search order form defining what you are looking for.

NDIC is a member of RAPNET, the world's largest diamond trading network with daily listing of more than 970,000 individual diamonds valued at over $6.1 billion and 7,300 members in 80 countries.
We analyze the market in order to locate the best deals and focus our attention on the principal diamond marketplaces, Antwerp, Mumbai, Tel-Aviv, Hong-Kong and New-York where we have offices or partners.

In any case, we do not buy the stones you are interested to purchase before the reception of your execution order the end of the control process.

Buying price & negotiation

NDIC gets in direct contact with the sellers and as a member of the Rapnet Network and a member of the Israeli bourse and negotiates the lower cash price on your behalf.
Then, NDIC gives you the best buying price

After your confirmation, NDIC buys the stones by giving an official "Mazal" to the seller. The stones are instantly purchased. The seller has to deliver them to BRINKS or directly to us whatever happens.

Then, they are checked through our control process.

Control Process

When NDIC has found the a stone matching your research and before any payment, NDIC controls 4 points. A stone which does not pass the control is immediately returned to the seller.

GIA Cert control
NDIC checks the certificate's number of each stone directly at GIA
GIA Laser scribe control
Most of the GIA certified diamonds are microscopically inscribed on their girdle with their unique GIA Report Number (referred to as the GIA Inscription Registry). It can be controlled with a microscope
Physical control to check if the stones correspond to their certificates by checking the proportions and angles of the cut using the SARIN technology.
We also make sure that the seller respects the Kimberley process
The Kimberley Process Certification Scheme (KPCS) is the process established in 2003 to prevent "conflict diamonds" from entering the mainstream rough diamond market. The KPCS was introduced by United Nations General Assembly Resolution 55/56 following recommendations in the Fowler report. The process was set up "to ensure that diamond purchases were not financing violence by rebel movements and their allies seeking to undermine legitimate governments"
Please consult :


The purchased stones can be shipped and delivered anywhere BRINKS has an agency (more than 100 countries).
You might have to pay local taxes. Invoice and delivery address can be different.
On demand, our team can provide you with advisory on the delivery options.

Selling Process

NDIC uses the same network to buy and sell : Rapnet, so your stones will be seen by 7,300 members in 80 countries.

Execution mode is at client's convenience :

  • Either "limit order" : In that case, we put the stones on sale in the different bourses and wait to get the asking price set by the client.
  • Or "market order": In that case, we put the stones on sale in the different bourses and negotiate the best selling price with buyers within a short period of time.

Transaction Security

All transactions are made on COD (Cash On Delivery) process.

When NDIC buys : We do not make any payment before controlling the stones at the seller's office or at BRINKS using their "full inspection" service. The client, or any independent expert, can anytime, participate at the inspection before making payment. When NDIC sells : Brinks is allowed to deliver the stones to the buyer only after our confirmation that the payment has been received.