David Benderly: PermaScribe seeks to put trust mark on diamond table, not just girdle

In this interview with Rough & Polished’s Mathew Nyaungwa, PhotoScribe Technologies president and chief executive David Benderly explains how PermaScribe differs technically from conventional laser inscription, its potential to strengthen security, and...

31 august 2026

The great reset: Paul Zimnisky on supply catharsis, De Beers' bargain and the case for natural diamonds

The natural diamond industry is in the throes of its most profound reset in a generation. Supply is plunging to its lowest level since 1987 and De Beers—once valued at over $9 billion—is reportedly being sold for as little as $1 billion.
Lab-grown...

10 august 2026

Roman Karakurkchi: Maintaining the highest standards of jewelry craftsmanship

Roman Karakurkchi is the founder of the Roman Karakurkchi jewelry brand and the International Jewellery School that brings together instructors from Russia, the USA, the Netherlands, Spain, Belgium, Italy, and Germany, as well as students from 65 countries...

03 august 2026

Mehul Shah pledges to bring new approach to leading WFDB

Mehul N. Shah, who was elected in July as President of the World Federation of Diamond Bourses at the 41st World Diamond Congress in Singapore, is one of India's best-known diamantaires and a prominent leader in the international diamond industry...

27 july 2026

Charlotte Rose on making history, modernising the London Diamond Bourse, and why finance is the industry’s silent crisis

When Charlotte Rose was elected president of the London Diamond Bourse in June 2026, she didn't just break an 86-year tradition—she became the first woman to lead any diamond bourse globally. In an exclusive interview with Rough & Polished’s Mathew...

20 july 2026

Sibanye-Stillwater posts record revenue of $5.5B, declares $352M dividend

02 september 2026

Sibanye-Stillwater delivered record revenue of R90 billion ($5.5 billion) for the six months ended 30 June 2026, a 64% increase year-on-year.

The group’s adjusted earnings before interest, taxes, depreciation, and amortisation (EBITDA) rose 111% to R31.8 billion ($1.9 billion) while its net profit jumped to R18.8 billion ($1.1 billion), compared to a net loss of R3.9 billion a year earlier.

The board declared an interim dividend of R5.7 billion ($352 million), representing a 6.6% trailing 12-month yield and an 8% implied annualised yield.

Meanwhile, the company’s South African PGM operations delivered consistent production of 831,307 4E ounces, with adjusted EBITDA increasing 302% to R19.2 billion ($1.2 billion).

The SA gold operations achieved record adjusted EBITDA of R9 billion ($549 million), with sales volumes of 9,588kg (308,261oz) and a 35% increase in the average gold price.

The US PGM operations produced 137,930 2E ounces, with all-in sustaining costs (AISC) of $1,347/2Eoz remaining below the lower end of annual guidance.

The recycling operations delivered a standout performance with adjusted EBITDA of $164 million, as precious metal ounces recycled and sold increased 142% to 2.8 million ounces.

The Century operation remained profitable with adjusted EBITDA of $55 million, while the Keliber lithium project progressed from construction to commissioning, with 217.5kt of ore mined and hot commissioning of the concentrator commencing.

The group confirmed positive investment decisions for Burnstone (adding over 130,000ozpa gold) and Mt Lyell (adding approximately 26ktpa copper), alongside four SA PGM brownfields projects already in execution.

Mathew Nyaungwa, Editor-In-Chief, Rough & Polished