"There's a trip next week to India, a number of countries are going to sort of verify certain elements of implementation.
Belgium, which is not in the G7 but is a member of the European Union, has been blocking any sanctions on Russian diamonds sought by hawks in the EU.
A leading Russia critic, Poland this week launched a fresh call for EU sanctions on Russian diamonds, the sales of which brought Moscow more than $4.5 billion in 2022.
The EU bought some $1.5 billion worth of Russian diamonds last year.
Following Moscow's invasion of Ukraine, Washington imposed sanctions on Alrosa and barred the import of non-industrial diamonds of Russian origin into the United States.
Persons:
Daphne Psaledakis, Humeyra Pamuk, Gabriela Baczynska, Howard Goller
Organizations:
Biden, Reuters, U.S, United Nations, European Union, EU, Thomson
Locations:
India, United States, Belgium, Mumbai, Surat, Russia, New York, Antwerp, Ukraine, Moscow, Poland, Washington