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Zimnisky: Hard to protect lab-diamond price as production methods, economics improve

Paul Zimnisky, an independent diamond industry analyst and consultant, said it will be very difficult for the lab-diamond manufactures to protect price as production processes and economics improve. He told Rough & Polished’s Mathew Nyaungwa in an exclusive...

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James Campbell: Scoping study results for SA’s Thorny River due mid-year

Botswana Diamonds appeared to have expended most of its energy and resources last year on the new Thorny River project in South Africa as its Sunland Minerals joint venture with Alrosa, in Botswana takes long to find diamonds despite significant effort...

16 april 2018

MGCJ founder Branko Deljanin: Production of synthetic diamonds is still larger than consumption

Founder and Chairman of the Mediterranean Gemmological and Jewellery Conference, MGJC, Branko Deljanin kindly agreed to answer questions from Rough&Polished related to synthetic diamonds and the upcoming 4th session MGJC in May in Budva, Montenegro.

09 april 2018

There is some magic in a diamond

Alexander Gorynya is a Director General of the St. Petersburg-based Kongo jewellery company. He is a Chairman of the Union of North-West Jewellers. In 1978, he graduated from the North-Western Extramural Polytechnic University. Since 1983, he worked...

02 april 2018

Looking for the Kimberley Process achieving further and meaningful sustainable progress

On March 7, 2018, the United Nations General Assembly welcomed the progress made by the Kimberley Process Certification Scheme to break links between the diamond trade and conflict and adopted a consensus resolution aimed at intensifying that work aligning...

26 march 2018

SML boosts Q1 output to 4,507 ct

17 april 2018

Lucapa Diamond said first quarter output at Sociedade Mineira Do Lulo (SML) in Angola, which it owns together with Endiama and Rosas & Petras, grew 10 percent to 4,507 carats from 4,098 carats, a year earlier.
Diamond grade, it said, improved 26 percent to 7.3 carats per 100 cubic metres.
The mine recovered 58 specials or diamonds weighing more than 10.8 carats in the first quarter, a 53 percent increase on the previous corresponding quarter.

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+100 carat Lulo diamond                                                                                      Image credit: Lucapa Diamond


The specials recovered included two +100 carat diamonds (116 carats and 103 carats), taking to 10 the total number of +100 carat diamonds recovered to date from Lulo.
Lucapa also said that SML sold two parcels of Lulo alluvial diamonds during the quarter weighing 6,242 carats for gross proceeds of $10.8 million.
This, it said, represented an average price per carat of $1,731.
SML had cash of $13.1 million as at 31 March, and a diamond inventory of 3,047 carats, up 20 percent on the corresponding quarter.

Mathew Nyaungwa, Editor in Chief of the African Bureau, Rough&Polished


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