Rockwell Diamonds (RDI) said on Monday that its second quarter fiscal 2013 revenue from diamond sales before beneficiation was down 3% compared with the same period last year‚ but had increased by 16% from the previous quarter.

Total proceeds of US$6.8m were generated from the sale of 5‚147 carats at an average price per carat for the quarter of US$1‚322 compared to US$7.0m for the same period last year and US$5.9m for the previous quarter.

The quarterly increase is underpinned by the jump in carats that was led by the company’s diamond value management‚ reflecting a quarter-on-quarter increase of 30%.

“Our second quarter diamond sales improved‚ reflecting further delivery on our strategic objectives‚ which include optimising our productive mines and leveraging our production profile by developing new assets‚” said CEO James Campbell. “Klipdam showed a 72% year-on-year increase in carats sold during the second quarter‚ translating into a 45% increase in revenue from diamond sales. - I-Net Bridge