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

Mountain Province diamonds announced full year results

31 march 2022
Mountain Province Diamonds Inc. announced its financial and operating results for the full year ended December 31, 2021. 
In FY 2021 a total of 35.4 million tonnes mined, compared to a total of 35.9 million tonnes mined in 2020; a 1% decrease year over year. 6,229,042 carats recovered during FY 2021 at an average grade of 2.02 carats per tonne, 4% lower than the comparable period (FY 2020: 6,518,261 at 2.01 carats per tonne).
During FY 2021, 3,158,429 carats were sold at an average value of $94 per carat (US$75 per carat) for total proceeds of $298.3 million (US$237 million) in comparison to 3,329,289 carats sold at an average value of $68 per carat (US$51 per carat) for total proceeds of $227 million (US$171 million) in FY 2020. 
Mountain Province Diamonds president and CEO Mark Wall commented: "While the beginning of last year was a challenging time for the Company, we ended 2021 strong with excellent sales results, record free cash flow and a $240.6M impairment reversal." 

Alex Shishlo for Rough&Polished