Economics – Industry & Resources · Editorial

By Moakanyi Magazine · June 2026

For decades the arithmetic of Botswana's diamond wealth carried an awkward asymmetry: the stones came out of Jwaneng, Orapa and the Debswana pits, but the bulk of the rough was sold through a structure in which a foreign partner held the larger hand. The 10-year sales agreement struck with De Beers in July 2023 reorders that arithmetic. It raises the country's share of Debswana's rough stones from 30% to 50% by 2033, and it comes packaged with a 25-year mining licence that fixes the operating horizon well into the next generation.

The deal is best read not as a windfall but as a slow rebalancing of who captures value from a finite resource. Debswana is a 50-50 partnership between the Government of Botswana and De Beers, yet the marketing of the rough has long been weighted differently from the ownership. Moving the sales split toward parity is a structural change, and structural changes in resource economies tend to matter more than any single year's price. For operators in Gaborone, the relevant point is not the diplomacy but the supply: a larger pool of rough that the state can direct creates a larger basis for businesses that sit downstream of the mine.

The Shift: From 30% to 50% by 2033

The headline number is the climb in Botswana's allocation of Debswana rough, reported by Reuters as a rise from 30% to 50% over the life of the 10-year agreement. The phasing to 2033 matters. A staged increase gives the state marketing apparatus time to absorb larger volumes rather than inheriting them overnight, and it ties the partner to a defined glide path rather than a one-off concession. Volume that arrives gradually can be matched to capacity that is built gradually, which is the difference between a credible plan and a stranded allocation.

A larger share of rough is not the same as a larger profit, but it changes leverage. The more stones a country sells in its own name, the more it learns about pricing, demand and the secondary markets that sit downstream of the mine. That knowledge compounds. A state that markets half of Debswana's rough is, over a decade, a far more informed participant in the global diamond trade than one that markets less than a third of it, and that information is itself an asset that does not show up in the headline percentage.

A share of the rough is, in the end, a share of the knowledge.

The Anchor: A 25-Year Licence

Bundled with the sales terms is a 25-year mining licence. For an economy where diamonds underpin the public budget, the fiscus and the Pula's stability, a quarter-century operating horizon is the kind of certainty that lets long-dated decisions be made: on plant, on rail and power links, and on the human capital needed to run a more sophisticated diamond business. Capital with a 25-year horizon prices risk differently from capital that has to be recovered before an uncertain renewal. The licence is, in effect, the foundation on which the larger sales share can be turned into something durable.

Certainty cuts both ways. It locks in the relationship with De Beers for 25 years, which is reassuring if the partnership holds and constraining if the wider market moves. Botswana has chosen the stability of a known partner over the volatility of an open one. That is a defensible choice for a country whose entire fiscal model rests on the smooth marketing of its stones, but it is a choice, and it forecloses other arrangements for the duration. The bet is that a deep, settled relationship beats an open, contested one.

Twenty-five years of certainty is a long bet on a single relationship.

The Test: Owning More of the Value Chain

The strategic question the agreement poses is what Botswana does with the larger allocation. Selling more rough in Gaborone is a means, not an end. The end is a deeper diamond economy: cutting, polishing, trading, certification and the financial services that cluster around them. A 50% share of rough gives the country the raw material to build that out, but the building is a separate task from the negotiation. The experience of other producer economies is instructive here. Resource states that captured only the extraction stage stayed exposed to commodity cycles; those that pushed into processing and trading widened their base and their skills at once.

This is where the deal connects to the broader diversification debate. Diamonds remain the centre of the economy, and a more favourable diamond settlement buys time and capital. The harder work is using that time to widen the base beyond the stones themselves, into the copper and coal that are now scaling and into the services an upper-middle-income economy needs. The sales share is a lever; whether it moves anything depends on the cutting floors, the traders and the training that have to grow alongside it.

More rough is the raw material for diversification, not the substitute for it.

The Operator's Read: What Changes on the Ground

For a business owner in Botswana, the agreement reframes the diamond sector from a thing that happens to the economy into a thing the state increasingly steers. A larger, state-directed flow of rough is a larger addressable market for cutting and polishing enterprises, for the logistics and security firms that move high-value goods, and for the banks and insurers that finance them. None of this is automatic. It depends on policy that channels the additional rough toward local beneficiation rather than straight re-export, and on infrastructure reliable enough to host a high-value industry.

The risk to watch is the one common to all resource rebalancings: that a better revenue split is treated as the achievement rather than the starting point. A 50% share that simply flows out as rough leaves the economy structurally where it was, only richer for a decade. The same share, fed into a widening local industry, is the basis for the diversification the country has sought for years. The agreement hands Botswana the option; it does not exercise it.

The deal opens a door; walking through it is a separate decision.

The De Beers agreement is a measured win rather than a transformation. It rebalances a long-standing asymmetry, fixes a 25-year horizon and hands Botswana the volumes it needs to learn the trade more deeply and to feed a larger local industry. Whether it becomes more than a better revenue split depends on what is built around the larger share between now and 2033: the cutting floors, the traders, the infrastructure and the skills. The negotiation is settled; the diversification it enables is not.

Sources: Reuters