10 September 2026 · latest

Anglo American (parent of De Beers) reported a first-half loss at its diamond unit and flagged a loss at coal, though its overall loss narrowed and the dividend was raised; the planned Teck merger awaits approval. (Mining Weekly)
Anglo CEO Duncan Wanblad said Anglo is not exclusive with any consortium on the sale of De Beers, leaving the potential ownership outcome open. Separately, De Beers made deep price cuts for its shrinking buyers club. (Mining Weekly)
South Africa's mine production is weakening as commodity price support fades, according to the Minerals Council, which may pressure local diamond miners and cutting houses. (Mining Weekly)
The DMCC Dubai Diamond Exchange and the London Diamond Bourse signed an MoU to strengthen global diamond trade, which could ease rough supply access for SA-based cutters. (Mining Weekly)
The WFDB president called for local-language lab-grown diamond terminology, a move that could affect how SA retailers market lab-grown vs natural stones to domestic buyers. (Rapaport)
Rapaport's Intelligence Report says the diamond industry is taking stock, while the Rapaport Magazine shifts focus to the holidays; colored diamond earrings will headline a Sotheby's auction. (Rapaport)

Desk note. SA buyers: watch for further De Beers price adjustments and any news on the ownership outcome, as these will directly affect rough supply costs and local cutting margins.

9 September 2026

Gareth Penny called for stronger natural-diamond marketing, a message directly relevant to South African producers who rely on natural diamond demand. (Rapaport)
Anglo American flagged a first-half loss at its diamonds unit, and CEO Wanblad stated Anglo is not exclusive with any consortium on the De Beers sale, keeping the future of the SA diamond giant uncertain. (Mining Weekly)
De Beers made deep diamond price cuts for its shrinking buyers club, a move that directly impacts rough pricing for South African producers and local cutting houses. (Mining Weekly)
South Africa's mine production weakened as commodity price support fades, according to the industry council, signaling broader pressure on local mining output. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing, a regulatory update that SA dealers and cutters must track for compliance. (Mining Weekly)
Rapaport's Intelligence Report noted the diamond industry is taking stock, while the magazine shifted focus to the holidays, reflecting cautious market sentiment. (Rapaport)

Desk note. SA buyers should watch De Beers price cuts and the ongoing sale process, while preparing for the System of Warranties deadline.

8 September 2026

Gareth Penny is calling for stronger natural-diamond marketing. Source: (Rapaport)
The Rapaport Intelligence Report says the diamond industry is taking stock. Source: (Rapaport)
De Beers has made deep diamond price cuts for a shrinking buyers club. Source: (Mining Weekly)
Anglo American flagged a first-half loss at its diamonds and coal units and cut its copper cost outlook. Source: (Mining Weekly)
Wanblad says Anglo is not exclusive with any consortium on the De Beers sale. Source: (Mining Weekly)
The diamond council reminds the industry that the revised System of Warranties deadline is nearing. Source: (Mining Weekly)

Desk note. For South African buyers, track De Beers pricing signals and the System of Warranties deadline carefully.

7 September 2026

Gem Diamonds returned to profit as rough diamond prices rose, a positive signal for SA producers given the company's Letšeng mine in Lesotho. (Rapaport)
Anglo American flagged a first-half loss at its diamonds and coal units, while CEO Wanblad stated Anglo is not exclusive with any consortium on the De Beers sale, keeping the future of the SA diamond giant open. (Mining Weekly)
De Beers made deep diamond price cuts for its shrinking buyers club, a move that directly impacts SA rough supply and local cutting margins. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing, a compliance step relevant for all SA diamond traders and cutters. (Mining Weekly)
South Africa's mine production weakened as commodity price support started to fade, according to the mining council, a headwind for local diamond output and the broader mining economy. (Mining Weekly)
DMCC's Dubai Diamond Exchange and the London Diamond Bourse signed an MoU to strengthen global diamond trade, which may affect routing and liquidity for SA polished exports. (Mining Weekly)

Desk note. SA buyers should watch De Beers price cuts and the System of Warranties deadline closely; rough availability may shift as Anglo's sale process continues.

3 September 2026

Diamond price recovery broadened further in August, signaling continued improvement in rough and polished markets relevant to South African producers. (Rapaport)
De Beers made deep diamond price cuts for its shrinking buyers club, a move that directly impacts South African mining operations and local sightholders. (Mining Weekly)
Anglo American flagged a first-half loss at its diamonds and coal units while cutting its copper cost outlook, and CEO Wanblad stated Anglo is not exclusive with any consortium on the De Beers sale. (Mining Weekly)
South Africa's mine production weakened as commodity price support starts to fade, according to the industry council, a trend that affects local diamond output and costs. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing, a regulatory update that all South African dealers and cutters must comply with. (Mining Weekly)
Berkshire Hathaway retail sales remained stable in the second quarter, offering a steady demand signal for polished diamonds sold through US chains that source from SA cutters. (Rapaport)

Desk note. SA buyers should watch De Beers price cuts and the SOW deadline closely; the broader price recovery offers some relief but local production headwinds persist.

2 September 2026

Dubai launched a dedicated lab-grown diamond division as trade in that sector surges, a development that could intensify competition for natural diamonds from South African producers like De Beers. (Rapaport)
De Beers has made deep price cuts for its shrinking buyers club, a move that directly affects the rough diamond market for South African mines and local cutting houses. (Mining Weekly)
Anglo American flagged a first-half loss at its diamonds and coal units, while CEO Wanblad stated Anglo is not exclusive with any consortium on the De Beers sale, keeping the future ownership of the South African diamond giant open. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing, a compliance requirement for all rough and polished diamond traders including those in South Africa. (Mining Weekly)
GIA analyzed a lab-grown stone that was imitating rough natural diamond, highlighting a growing identification challenge for South African buyers and SADPMR-regulated imports. (Rapaport)
Hong Kong luxury sales continue to grow, a positive signal for polished diamond demand in a key retail market that South African cutters and dealers supply. (Rapaport)

Desk note. SA buyers should watch the De Beers price cuts and the Dubai lab-grown push for near-term pressure on rough margins, and ensure System of Warranties compliance ahead of the deadline.

2 August 2026

De Beers trimmed losses as rough prices stabilised and cost cuts took effect, a positive signal for South African producers who rely on the sightholder system. (Rapaport)
Anglo American is reportedly considering a $1 billion sale of De Beers, while CEO Wanblad stated Anglo is not exclusive with any consortium on the sale, keeping the future of the SA diamond giant uncertain. (Rapaport)
Prices for rough at the TAGS tender exceeded expectations, offering some relief for SA rough dealers after recent price cuts by De Beers. (Rapaport)
Petra Diamonds reported weak revenue due to a soft market and product mix, a concern for SA operations like Cullinan mine which recently commissioned a new processing plant. (Rapaport)
Anglo American flagged a first-half loss at its diamonds and coal units, and Mining Weekly noted South Africa's mine production is weakening as commodity price support fades. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing, a compliance step all SA diamond traders must watch. (Mining Weekly)

Desk note. SA buyers should watch for further De Beers ownership news and monitor rough tender results for price direction this quarter.

22 July 2026

A mining union has condemned potential layoffs at De Beers' Venetia underground mine in South Africa, highlighting labour tensions at the country's key diamond operation. (Rapaport)
De Beers has made deep diamond price cuts for its shrinking buyers club, a move that directly affects South African rough diamond pricing and local producers. (Mining Weekly)
De Beers CEO sees a sale of the diamond firm in 'weeks not months', which could reshape ownership of South Africa's largest diamond producer. (Mining Weekly)
South Africa's mine production is weakening as commodity price support starts to fade, according to the industry council, signalling broader pressure on local mining output. (Mining Weekly)
The diamond council has reminded the industry that the revised System of Warranties deadline is nearing, a regulatory update that South African diamond traders must comply with. (Mining Weekly)

Desk note. SA buyers should monitor De Beers pricing and Venetia developments closely as these will directly affect local rough supply and polished costs.

21 July 2026

A consortium led by Gareth Penny is the top bidder to acquire De Beers, according to reports. This directly affects South Africa as De Beers is a major player in local diamond mining and the sightholder system. (Rapaport)
De Beers has made deep diamond price cuts for its shrinking buyers club, as reported by Mining Weekly. South African producers and sightholders will feel the impact of these reductions on rough pricing. (Mining Weekly)
South Africa's mine production weakened as commodity price support fades, according to the Minerals Council. This trend could affect local diamond output and the broader mining economy. (Mining Weekly)
The Diamond Council reminded the industry that the revised System of Warranties deadline is nearing. South African dealers and cutters must ensure compliance to maintain market access. (Mining Weekly)
The Ekati deposit is set to close as buyers fail to step up, reducing global rough supply. This may tighten availability for South African cutting houses reliant on imported rough. (Rapaport)
DMCC's Dubai Diamond Exchange and the London Diamond Bourse signed an MoU to strengthen global diamond trade. This could improve liquidity and access for South African traders operating in these hubs. (Mining Weekly)

Desk note. SA buyers should watch the De Beers sale process closely and prepare for the System of Warranties deadline, while the production slowdown and Ekati closure may support rough prices in the near term.

20 July 2026

A consortium led by Gareth Penny is the top bidder to acquire De Beers, the dominant force in South African diamond mining, according to reports. (Rapaport)
De Beers has made deep diamond price cuts for its shrinking buyers club, directly affecting South African sightholders and the local cutting industry. (Mining Weekly)
South Africa's mine production has weakened as commodity price support starts to fade, according to the Minerals Council, signalling potential headwinds for local diamond output. (Mining Weekly)
The Diamond Council has reminded the industry that the revised System of Warranties deadline is nearing, a regulatory update with compliance implications for South African dealers and cutters. (Mining Weekly)
Alrosa has achieved carbon-neutral status for its operations and diamonds, a sustainability milestone that may raise competitive pressure on SA producers to follow suit. (Rapaport)
DMCC's Dubai Diamond Exchange and the London Diamond Bourse have signed an MoU to strengthen global diamond trade, a move that could enhance liquidity and market access for SA rough and polished. (Mining Weekly)

Desk note. SA buyers should watch the De Beers sale outcome and ongoing price cuts closely, as they will set the tone for rough supply and margins in the coming months.

19 July 2026

A consortium led by Gareth Penny is the top bidder to acquire De Beers, reports say. This development is closely watched in South Africa given De Beers' local operations. (Rapaport)
De Beers has made deep diamond price cuts for its shrinking buyers club, affecting rough diamond pricing for sightholders. (Mining Weekly)
South Africa's mine production weakened in June as commodity price support fades, according to the Minerals Council, which may impact diamond output. (Mining Weekly)
US retail sales got a boost from summer shopping, indicating resilient consumer demand that could support polished diamond sales. (Rapaport)
Richemont reported strong jewelry segment sales in its first quarter, a positive sign for luxury diamond demand. (Rapaport)
The diamond council reminded the industry that the revised System of Warranties deadline is nearing, a regulatory update for all diamond traders. (Mining Weekly)

Desk note. SA buyers should monitor the De Beers sale and price cuts, while keeping an eye on US and luxury demand for polished diamonds.

17 July 2026

De Beers has made deep diamond price cuts for its shrinking buyers club, a signal for South African rough pricing and local producers like De Beers' SA operations. (Mining Weekly)
De Beers CEO sees sale of the diamond firm in 'weeks not months', a key event for South Africa given De Beers' deep ties to the country's diamond industry. (Mining Weekly)
Dubai saw record-high diamond trade in 2025, and the Dubai Diamond Exchange signed an MoU with the London Diamond Bourse to strengthen global trade, routes that South African polished and rough often transit. (Rapaport)
The DMCC and Botswana Stock Exchange Group signed an MoU to expand market access for Botswana's commodity exports; Botswana remains a key competitor and partner for South African diamond supply. (Mining Weekly)
The diamond council reminded the industry that the revised System of Warranties deadline is nearing, a regulatory change affecting all polished diamond traders including South African cutting houses. (Mining Weekly)
US consumers show a preference for natural diamonds according to a De Beers report, a relevant trend for South African natural diamond producers and retailers targeting that market. (Mining Weekly)

Desk note. Keep an eye on rough price movements from De Beers' next sight and any updates on the company sale; the System of Warranties deadline is approaching and needs compliance action.

15 July 2026

De Beers will suspend production at its Venetia underground mine in South Africa, a key domestic operation. The move directly affects local rough supply and the Limpopo region. (Rapaport)
De Beers has made deep diamond price cuts for its shrinking buyers club, signaling ongoing pressure in the rough market. South African producers and sightholders should monitor the impact on local pricing. (Mining Weekly)
Dubai saw record-high diamond trade in 2025, and the DMCC's Dubai Diamond Exchange signed an MoU with the London Diamond Bourse to strengthen global trade flows. This could shift trading routes away from traditional centers, affecting South African exporters. (Rapaport)
Lucara recovered a massive 1,305-carat rough diamond from its Karowe mine in Botswana. While not South African, the find underscores the continued potential of southern African diamond assets. (Rapaport)
The diamond council reminded the industry that the revised System of Warranties deadline is nearing. South African buyers and cutters must ensure compliance to maintain market access. (Mining Weekly)
Mehul Shah won the WFDB presidential bid, a leadership change that may influence global diamond bourse policies relevant to South African traders. (Rapaport)

Desk note. SA buyers should watch Venetia's suspension timeline and De Beers' price cuts closely, as both will directly affect local rough availability and cost.

14 July 2026

De Beers has made deep price cuts on rough diamonds as its buyer club shrinks, a development that directly impacts South African producers and sightholders who rely on De Beers pricing as a benchmark. (Mining Weekly)
The London Diamond Bourse and Dubai Diamond Exchange have signed a memorandum of understanding to boost global diamond trade, which could streamline rough and polished flows between major hubs and benefit South African exporters using both channels. (Rapaport)
A rare contested WFDB election highlights growing divisions within the diamond industry, which could affect trade body representation for South African members and broader market sentiment. (Rapaport)
Namdia has revealed a new rough-buyer list, signalling shifts in rough distribution that may influence supply dynamics for South African cutting houses sourcing from Namibia. (Rapaport)
The Diamond Council has reminded the industry that the revised System of Warranties deadline is nearing, a compliance requirement that South African dealers and cutters must meet to maintain market access. (Mining Weekly)

Desk note. SA buyers should watch De Beers price cuts and US tariff deadlines closely, and ensure System of Warranties compliance is up to date.

How this brief is made

Headlines are collected each morning from Rapaport, IDEX Online, National Jeweler, JCK and Mining Weekly, then condensed into the bullets above with every line carrying its source link. Nothing is published without attribution, and nothing here is a Prodiam price: for a real number on a real stone, send the specification or ask for a valuation.