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

Gokhran of Russia to purchase 100 kg of refined platinum in standard ingots to the State Fund

10 august 2022
Gokhran of Russia announced its interest to purchase in September 2022 100 kg of refined platinum in standard ingots (ADM) to the State Fund of Precious Metals and Precious Stones of the Russian Federation.
The acquisition of ADM is carried out from the subjects of the precious metals market on the basis of purchase and sale agreements to the State Fund of Russia concluded with suppliers whose offers contain the best conditions for their acquisition.
The price of refined platinum is determined in Russian rubles by dividing the value of the price in US dollars per troy ounce recorded on the London precious metals market during standard procedures for setting market prices before 15:00 Moscow time on the day preceding the day of price determination by the value of a troy ounce equal to 31.1034807 grams, and multiplying by the official exchange rate of the US dollar to the Russian ruble established by the Bank of Russia and valid on the day of determining the price, Gokhran said in a statement.

Alex Shishlo for Rough&Polished