IGR - Italian Gemological Review - English - IGR - Italian Gemological Review - Pagina 28

News

IGI Acquires AGL for $13.2 Million

21 October 2026

Events

Innovation, Traceability, and the Luxury Market: The Agenda of the Valenza Gem Forum 2026

IGR Team - 20 October 2026

Diamonds

Acquiring De Beers Will Bring the Diamond Mining Industry Model to a Turning Point

IGR Team - 19 October 2026

Gems of Italy

Gems of Italy: Fluorite

Gemme D'Italia Team / Gems Of Italy Team - 14 October 2026

Editorials

I Have a Dream: a Possible Gemmology

Paolo Minieri - 9 October 2026

MAGAZINE

Articles

The New Hybrid Set Revolutionizes Diamond Grading, Ending the Long-standing Challenge of Finding Masters

Articles

First Examinations on Paraíba and Other Copper-bearing Tourmalines from Abuloo, Ethiopia

Articles

Colored gemstones. It’s now time to sell cut

Gems

Articles

First Examinations on Paraíba and Other Copper-bearing Tourmalines from Abuloo, Ethiopia

Colored Stones

Field Report to Paraíba Tourmaline Rush Near Abuloo, Ethiopia

Colored Stones

How Composition and Structure Influence the Color of Apatites

Colored Stones

The New Face of Demantoid: Iran Enters the International Gemmological Scene

Colored Stones

New Deposits of Paraíba Elbaite in Ethiopia: Breaking News from SSEF

Diamonds

Diamonds

Acquiring De Beers Will Bring the Diamond Mining Industry Model to a Turning Point

Articles

The New Hybrid Set Revolutionizes Diamond Grading, Ending the Long-standing Challenge of Finding Masters

Diamonds

Natural Diamonds: Toward a New Market Positioning

Diamonds

Ukraine’s War is Wearing Down the Kimberley Process, Now Reduced to a Burning Match No One Wants to Hold

Diamonds

The Luanda Accord Ushers in a New Era of African Diamond Storytelling

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Business

Business

Market Transparency? The Guidelines for Properly Selling Gemstones Already Exist. They Were Written by Italy’s Leading Gemologists. They Simply Need to Be Applied

IGR Team - 2 September 2026

Business

Diamonds, Tariffs and Triangulation: India Facing a U.S. Tariff Roller Coaster

IGR Team - 20 April 2026

Business

International Gem Markets Under Pressure Ahead of World’s Leading Trade Show, Tucson Gem Show 2026

IGR Team - 8 January 2026

Business

Wartime Economy: The Diamond Between Crisis and Opportunity

Sergio Sorrentino - 12 November 2025

Business

Towards Zero Tariffs? Framework Established for U.S.–Thailand Reciprocal Gem Trade Agreement

IGR Team - 27 October 2025

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Events

The 5-Day Intensive Course “Spectroscopy in Gemology” Makes Its First-Ever European Debut in Italy

15 June 2026

Articles

Fourier Transform Infrared Spectroscopy (FTIR) and its gemological applications

25 March 2025

Articles

Gem Identification: New Perspectives and Advanced Practices from the Mediterranean Gem and Jewellery Conference 2024

12 December 2024

News

Gemological Treasures of Toledo Cathedral: A Comprehensive Study

27 May 2024

Latest Articles

Articles

Gemological applications of UV-Vis-NIR spectroscopy

12 September 2017

Articles

Now that Gübelin can give emeralds a name… how can they also be assigned an ethical surname?

27 July 2017

Articles

The strange revival of diffused sapphires. But this time they are synthetic

21 July 2017

Articles

An overview of the properties and detection methods of synthetic diamonds currently in the market

6 July 2017

Articles

What is a gem?

22 June 2017

Events

The English version of Rivista Italiana di Gemmologia has been presented in Italy

15 June 2017

Events

In June 14th at Oromare the Gemological Meeting IGI 2017 Campania District

1 June 2017

Diamonds

DPA and SIGNET, strategies for diamonds: from attack to defense, from promotion to synthetic diamond testing

31 May 2017

Editorials

Things without facets are flat and dull

31 May 2017

Diamonds

Stolen diamonds

31 May 2017

News

You and your microscope

31 May 2017

Colored Stones

Your jade or your life

31 May 2017

News

The shadow of Trump on the Kimberley Process

31 May 2017

Diamonds

Carat Tax. Simplified Taxes for Antwerp diamonds

31 May 2017

Diamonds

Guinnes Book of Records Syndrome. Behind the 706-carat super diamond found by the priest, the tragedy of Sierra Leone stands out

31 May 2017

News

An army of miners for the Malagasy sapphires. Rare species at risk?

31 May 2017

Colored Stones

Taking the Tanzanite back: so far the auctions of the Dar Es Salam government have failed

31 May 2017

News

Demonetisation in India and its impact on jewellery and stones

30 May 2017

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Alkimiya Mag 4

Ethical Stones

Diamonds

Ukraine’s War is Wearing Down the Kimberley Process, Now Reduced to a Burning Match No One Wants to Hold

Paolo Minieri - 1 July 2026

Diamonds

Is embargo to Russian diamonds effective? Apparently not

Paolo Minieri - 2 November 2023

Articles

Overpricing misreported gemstones is a threat. Gemologists and dealers have to come to terms with this issue

Jeffery Bergman - 19 May 2023

Diamonds

Diamond mining in northern Angola results in environmental disaster in southern Congo (DRC)

Paolo Minieri - 3 November 2022

Diamonds

Will Angola became no. 1 diamond producer in the world?

Paolo Minieri - 21 January 2022

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IGR (Rivista Italiana di Gemmologia/Italian Gemological Review) è la rivista gemmologica internazionale italiana, nata nel 2016 da Gem-Tech con l’obiettivo di sviluppare in Italia un network informativo per Gemmologi e per professionisti quotidianamente impegnati nel settore delle pietre preziose.

IGR – Rivista Italiana di Gemmologia, the Italian Gemological Review, is the leading International Gemological Magazine in Italy masterminded by Gem-Tech Gemological Institute, a broad information framework for Gemologists as well as professionals involved daily in the gemstone business.

Testata registrata al Tribunale di Napoli, reg. n. 15 del 18/05/2017.

Edita da: Gem Tech SRL – 80122 Napoli (Italy) - P. IVA IT09159321216

Contattaci / Contact us: info@rivistaitalianadigemmologia.com

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