Exclusive
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
Yoram Dvash: Industry unity, producer leadership and marketing investment key to natural diamond's future
The natural diamond industry is navigating a period of significant transition, but there are increasing signs that the foundations for a stronger and more positive future are being built, according to the World Federation of Diamond Bourses (WFDB)...
29 june 2026
Signet Jewelers reports 2Q fiscal 2023 results
Total sales were $1.8 billion, down $33.2 million or 1.9% to a record Q2 of FY22, and up 29% vs. Q2 of FY20. Same store sales down 8.2% to Q2 of FY22.
"Our results demonstrate the continued agility of our Signet team, the strength of our differentiated banner portfolio, and the flexibility of our operating model. This is all underpinned by a balance sheet that enables us to continue to make strategic investments such as our recent acquisition of Blue Nile," said Virginia C. Drosos, Chief Executive Officer.
Alex Shishlo for Rough&Polished
