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The Diamond Manufacturers and Importers Association of America (DMIA), established in 1931, is the leading organization of America’s premier diamond manufacturers, importers, and dealers. The DMIA’s membership also includes numerous companies servicing the diamond trade such as banks, shippers, insurers, and diamond grading laboratories. The DMIA is a “Not for Profit” corporation.

The Diamond Manufacturers & Importers Association of America (DMIA) is proud to announce the present its new web site to its members and the members of the diamond, gem and jewelry industry and trade at large. During the coming weeks and months, we will continue to improve and complete the website content. Be sure to check back regularly. Sign up on this page to join our mailing list for DMIA news and updates.

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Diamond Manufacturers & Importers of America (DMIA)

A message from DMIA President Ronnie VanderLInden

Dear IDMA Members, Industry Colleagues and Friends,

The United States industry vacation time has arrived! First and foremost, we at IDMA wish all our colleagues on vacation a wonderful time! Safe travels! Europe and Israel, your vacations are next and around the corner!

Thankfully, the IDMA team members who attended the Kimberley Process Intersessional (KPI) in Antwerp, Belgium, are safely back home again. Reports on the KPI will be coming through during the following weeks.

Following up on the De Beers-Rapaport front, Martin Rapaport wrote a rebuttal to the letter sent by De Beers to its client base following Rap’s remarks about De Beers earlier this month during the JCK show. Once again, arrive at your own conclusions.

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Latest News

2311, 2018

WDC aims to improve ethical sourcing structures

November 23rd, 2018|Comments Off on WDC aims to improve ethical sourcing structures

Improvements to industry regulations concerning responsible sourcing were the primary topic of discussion at the World Diamond Council’s (WDC’s) annual general meeting (AGM) in Mumbai, India, earlier this month.

2311, 2018

State of the diamond industry: new kids on the block(chain)

November 23rd, 2018|Comments Off on State of the diamond industry: new kids on the block(chain)

This is one of the six diamond engagement rings used in the test run of the TrustChain blockchain platform, one of multiple blockchains currently being tested in the diamond industry. […]

2311, 2018

Violence erupts as Angolan authorities push Congolese diamond miners out of the country

November 23rd, 2018|Comments Off on Violence erupts as Angolan authorities push Congolese diamond miners out of the country

According to a report from the Thomson Reuters Foundation, the majority of the affected miners are from the Democratic Republic of Congo, which borders Angola to the northeast.