Johannesburg - Diamond miner Gem Diamonds said its underlying core earnings for the year rose 34.6% as it sold more diamonds at higher prices.
The miner said it expected diamond prices to start trending upwards in the second half of 2015.
Gem Diamonds said underlying earnings before interest, tax, depreciation and amortisation (EBITDA) rose to $104.2m for the year ended December 31 from $77.4m a year earlier.