Gem Diamonds Limited announced production and sales result for the fourth quarter and full year ended December 31, 2018. For the quarter, the company reported waste tonnes stripped of 5,622,965, ore tonnes treated of 1,734,156 and carats recovered of 29, 523.

For the year, the company reported waste tonnes stripped of 25,809,076 compared with 29,718,985 a year ago. Ore tonnes treated was 6,532,596 compared to 6,439,299 a year ago. Carats recovered of 126,875 compared to 111,811 a year ago.

For the quarter, the company's carats sold was 33,140 and total value of sales was $41.7 million.

For the year, the company's carats sold was 125,111 compared with 107 152 a year ago. Total value of sales was $26.6 million compared with $206.8 million a year ago.

The company provided production guidance for the year 2019. For the year, the company expects waste tonnes mined of 25 Mt to 27 Mt, ore treated of 6.5 Mt to 6.7 Mt, carats recovered of 114 Kct to 118 Kct.

The company provided sales guidance for the year 2019. For the year, the company expects carats sold of 115 Kct to 119 Kct.