Investment Diamond Company

About us

MTM Diamonds and BForever are trademarks owned by Investment Diamond Company group based in Antwerp, Belgium, in the Diamond District: the most important place in the world for rough and polished diamond trading. Every day, many professional advisors join our network to develop and share knowledge and information about diamond market. That’s why we have created the first web tv to learn more about diamond market!

We cooperate with international newspapers and magazines, thanks to our passion combined with deep knowledge of the market will lead to make the world of diamonds more and more transparent.

We take part at the most important events about asset management, we are consultants for alternative investment funds and we cooperate with independent advisors networks.

We edit the most recognized Newsletter that provides you quotes and informations coming directly from the diamond market.

At the head of the main divisions there are 2 partners among the owners of the company:

Dr. Marcello Manna

Founder and Sales Director

Member of the Antwerp Diamond Exchange.

Graduate Gemologist, GG – Gemological Institute of America (GIA).

Graduated in Economics and enrolled in Italian Order of Professional Accountants.

Gemstone advisor for jewelers in Italy, Switzerland, France.

Owner and General Manager of the MANNA MARCELLO BVBA based in Antwerp (Belgium) a diamond trading company.

Spoken languages: Italian, French, English.

Mr. Alain Bornstein

Co-founder and Purchase Director

Member of the Antwerp Diamond Exchange.

Ex-Sightholders De Beers and expert in rough diamonds and diamond production.

Director General of Value Company Bvba based in Antwerp (Belgium), a diamond trading company.

Director General of Bornstein NV based in Antwerp (Belgium), a company specialized in rough diamonds directly from the mines of South Africa.

Spoken languages: English, French, Dutch, Hebrew, German.

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