Frontier Diamonds Limited provided an operational update for the Sedibeng Diamond Mine. Sedibeng mine throughput of 7,200 tonnes for the month of March 2018. Progressive implementation of Sub Level Retreat mining at Sedibeng expected to see throughput increase further to its targeted level of 10,000 tonnes per month by June 2018. Total Sedibeng diamond production for the month of March 2018 was 1,513 carats. This includes the recovery of 5 exceptional stones totaling 72 carats.