Socialist Pedro Castillo was closing in on victory in Peru's presidential election on Thursday, holding a slim lead of some 63,000 votes over conservative rival Keiko Fujimori.
Alongside drilling new wells, testing will continue focused on the Wymark zone that reported elevated levels of helium that have not yet been perforated or production tested.
After a 2020 saw a near shutdown of the diamond market for half the year as a result of pandemic-related travel restrictions, diamond prices have bounced back in 2021.