Gemfields Group
Gemfields Group is a public colored gemstone miner operating the Kagem emerald mine in Zambia and the Montepuez ruby mine in Mozambique, selling rough emeralds and rubies via auction events to global luxury jewelry manufacturers and gemstone traders.
- Company typePublic
- Founded2011
- HeadquartersSt. Peter Port
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Gemfields Group does
Gemfields Group Limited is a London-listed (LSE:GEM) public mining company that operates two of the world's most significant colored gemstone mines: the Kagem emerald mine in Zambia and the Montepuez ruby mine in Mozambique. The company extracts rough emeralds and rubies and markets them through periodic, structured auction events to enterprise buyers, primarily luxury jewelry manufacturers and high-end gemstone traders, with a secondary segment of investment-grade gemstone investors and collectors. Its core go-to-market is auction-based field sales rather than contracted distribution, and pricing is determined at auction based on quality, size, and demand rather than published price lists. The company historically held the Fabergé luxury jewelry brand as a downstream vertical, but divested it in August 2025 for $50 million to SMG Capital as part of a defensive restructuring.
The business model is concentrated in a single revenue stream — rough gemstone sales — with no recurring software, licensing, or subscription component. Distribution is global in reach but executed through a narrow buyer base participating in scheduled auction events. Gemfields differentiates on ethical sourcing, responsible-mining certifications, and proprietary gemstone grading, but has limited technological differentiation: the technology footprint centers on traditional mining operations and manual grading expertise rather than AI-driven geological modeling or automated sorting. Customer segmentation is horizontal, spanning jewelry manufacturing and collector/investor use cases.
FY2025 results underscore acute operational and financial stress: revenue declined 32% to $135.1 million, EBITDA collapsed 85% to approximately $2.4 million, and the company guided to a full-year loss driven by weak gemstone prices, project delays, and operational disruptions including illegal mining and geopolitical factors. The company raised $30 million from Assore and Rational Expectations in June 2025 to manage liquidity, and shareholders at the June 2026 AGM rejected a share-issuance resolution, limiting future dilutive funding optionality. Headcount is 101–250, and the Mozambique government's new mining law mandating a 15% free-carried state equity stake adds structural risk to Montepuez economics.
Gemfields Group firmographics
Firmographics- Name
- Gemfields Group
- Legal name
- Gemfields Group Limited
- Website
- https://gemfieldsgroup.com
- Company type
- Public
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Gemfields Group is a public colored gemstone miner operating the Kagem emerald mine in Zambia and the Montepuez ruby mine in Mozambique, selling rough emeralds and rubies via auction events to global luxury jewelry manufacturers and gemstone traders.
- Ownership category
- akta.pro rank
Gemfields Group industry classification
Industry- Product category
- Colored Gemstone Mining
- NAICS
- Nonmetallic Mineral Mining and Quarrying (2123), Mining (except Oil and Gas) (212)
- SIC
- Wholesale-Jewelry, Watches, Precious Stones & Metals (5094), Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400)
- akta.pro primary industry
- Diamond/Gemstone Auction Houses & Tender Platforms (CRAKAJAI)
- akta.pro secondary industry
- Rough Gemstone Trading & Brokerage (CRAKAJAE)
Keywords
Where Gemfields Group is headquartered
LocationHeadquarters
- HQ city
- St. Peter Port
Offices1 record
Markets served
Gemfields Group business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Supply Chain, Personnel, Infrastructure
Revenue model
- Gemstone Sales: Gemfields generates revenue primarily through mining and selling colored gemstones (emeralds and rubies) via auction events. Revenue is derived from the sale of extracted gemstones to jewelry manufacturers and luxury goods companies.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels1 record
Gemfields Group product offering
Product offeringCore offering
Gemfields Group is a mining and marketing company that extracts and sells rough colored gemstones — primarily emeralds from the Kagem mine in Zambia and rubies from the Montepuez mine in Mozambique. Rough stones are sold through proprietary auction events to jewelry manufacturers and luxury goods companies, with grading, authentication, and responsible-sourcing certification embedded in the offering.
Product overview
Gemfields Group is a mining company specializing in the exploration, mining, and marketing of colored gemstones, primarily emeralds and rubies. The company operates two major mining assets: the Kagem emerald mine in Zambia and the Montepuez ruby mine in Mozambique. Gemfields historically included the Fabergé luxury jewelry brand, which was sold to SMG Capital in August 2025. The company conducts auctions of rough colored gemstones and focuses on responsible sourcing practices in the colored gemstone industry.
Differentiator
Problem solved
Functional benefit
Products and services
- Kagem Emeralds (Rough)
- Montepuez Rubies (Rough)
- Gemfields Colored Gemstone Auctions
Companies that use Gemfields Group
Customer profileSegments2 records
Ideal customer profiles2 records
Gemfields Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Gemfields Group partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- SMG CapitalsignificantGemfields sold its Fabergé subsidiary to SMG Capital, a US investment firm controlled by Sergei Mosunov, for $50 million. The deal concluded on August 28, 2025, with part of the payment through royalty arrangements based on Fabergé's revenue. This sale ended Gemfields' strategic review of the luxury jewelry brand.
Scale indicators5 records
Recent moves5 records
Expansion highlights3 records
Gemfields Group competitors and assessment
Company assessmentMarket position
Strengths4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Gemfields Group social profiles
Digital presenceGemfields Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
Gemfields Group leadership team
Management profileNumber of profiles
Profiles1 record
Gemfields Group subsidiaries and ownership
Company hierarchySubsidiaries3 records
Gemfields Group funding detail
Funding detailFunding overview
Funding rounds1 record
Investors2 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Gemfields Group M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Gemfields Group
What does Gemfields Group do?
Gemfields Group is a mining and marketing company that extracts and sells rough colored gemstones — primarily emeralds from the Kagem mine in Zambia and rubies from the Montepuez mine in Mozambique. Rough stones are sold through proprietary auction events to jewelry manufacturers and luxury goods companies, with grading, authentication, and responsible-sourcing certification embedded in the offering.
Is Gemfields Group a public or private company?
Gemfields Group is a public company. It is classified as public and is currently operating.
When was Gemfields Group founded?
Gemfields Group was founded in 2011. It employs 101 to 250 people.
Where is Gemfields Group based?
Gemfields Group is headquartered in St. Peter Port.
How does Gemfields Group make money?
One revenue line is on record: gemstone Sales.
Does Gemfields Group have an API?
No public API is recorded for Gemfields Group.
What industry is Gemfields Group in?
Gemfields Group's product category is Colored Gemstone Mining. Its primary akta.pro industry code is CRAKAJAI, Diamond/Gemstone Auction Houses & Tender Platforms, with a secondary code of CRAKAJAE, Rough Gemstone Trading & Brokerage. Its NAICS code is 2123 and its SIC code is 5094.