MOSCOW, April 10 (Reuters) - Russia's diamond miner Alrosa said on Tuesday that its sales of rough and polished diamonds totalled $559.5 million in March.
"There was a slight seasonal cooling off in demand in March," Alrosa Deputy CEO Yury Okoemov said, according to a company statement.
Alrosa's total diamond sales in the first quarter 2018 amounted to $1.606 billion, the company said.
(Reporting by Diana Asonova; Writing by Maria Tsvetkova; Editing by Vladimir Soldatkin)