Nosiphiwo Mzamo: South Africa’s State Diamond Trader to buy diamonds from other African countries

South Africa’s State Diamond Trader (SDT) is set to buy diamonds from other African countries starting with Botswana. SDT’s chief executive Nosiphiwo Mzamo told Rough & Polished’s Mathew Nyaungwa at the country’s inaugural diamond show, which...

10 february 2025

Edahn Golan: Halo effect from lab-grown diamonds driving high demand for large, 2-carat natural stones in the U.S.

Edahn Golan, owner of the eponymous Edahn Golan Diamond Research and Data, told Rough & Polished's Mathew Nyaungwa in an exclusive interview that their research found a halo effect from lab-grown diamonds. He said the trend among lab-grown diamond...

27 january 2025

Paul Zimnisky: We will see a modest recovery in natural diamond demand and prices in 2025

According to Paul Zimnisky, an independent diamond and jewellery analyst and consultant based in the New York metro area, the natural diamond industry will see a modest recovery in demand and prices this year. Zimnisky said a moderate recovery would...

13 january 2025

African Diamond Council makes traceability its top priority, wants KP to embrace Authentia.io

The African Diamond Council (ADC) has made traceability its foremost priority and has been contributing to a traceability solution called Authentia.io for the last three and a half years, which is now ready to globally satisfy the traceability...

16 december 2024

Gaetano Cavalieri: CIBJO leading the jewelry industry on critical issues

One of the gem and jewellery industry’s most well-known and respected personalities, Dr. Gaetano Cavalieri, has been the president of the World Jewellery Confederation (CIBJO), for the past 23 years. CIBJO is the oldest international organisation...

09 december 2024

Sibanye-Stillwater prioritises sustainability

10 january 2024

Multinational mining and metals processing group Sibanye-Stillwater has appointed Melanie Naidoo-Vermaak as its chief sustainability officer, effective January 1, 2024.

“As the group has grown and evolved, we have continued to attract exceptional talent externally while retaining our top talent internally to ensure efficient delivery of our strategic priorities,” said Sibanye-Stillwater chief executive Neal Froneman.

“... sustainability/ESG is a strategic imperative for the group and we look forward to Melanie making a positive contribution in our journey to be a force for good.”

Naidoo-Vermaak previously worked at various leading international mining companies, including Harmony Gold, De Beers Consolidated Mines, BHP Billiton, and Anglo American.

She has more than 20 years of experience in sustainable development in both the private mining and public sectors in South Africa and beyond.

Mathew Nyaungwa, Editor in Chief of the African Bureau, Rough&Polished