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

Wesizwe's Bakubung concentrator plant faces challenges

11 july 2023

Wesizwe Platinum has discovered several flaws in the Bakubung concentrator plant in South Africa as it prepares for hot commissioning.

A collective 1 530 tonnes of material were milled between June 5 and June 18.

However, defects such as lube system failure, excessive spillage on pulleys and trolleys and challenges with the hydraulic pump were identified.

"Wesizwe Platinum is working tirelessly to ensure that the experienced defects are attended to, and resolved urgently for the goal of commissioning our concentrator plant," said the platinum miner.

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