Gem Diamonds (GMDM.F) Stock Overview
Operates diamond mines. More details
| Snowflake Score | |
|---|---|
| Valuation | 4/6 |
| Future Growth | 0/6 |
| Past Performance | 0/6 |
| Financial Health | 4/6 |
| Dividends | 0/6 |
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Gem Diamonds Limited Competitors
Price History & Performance
| Historical stock prices | |
|---|---|
| Current Share Price | UK£0.17 |
| 52 Week High | UK£0.18 |
| 52 Week Low | UK£0.012 |
| Beta | 1.29 |
| 1 Month Change | 115.30% |
| 3 Month Change | n/a |
| 1 Year Change | 503.64% |
| 3 Year Change | -17.00% |
| 5 Year Change | -82.15% |
| Change since IPO | -95.48% |
Recent News & Updates
Recent updates
Shareholder Returns
| GMDM.F | US Metals and Mining | US Market | |
|---|---|---|---|
| 7D | 10.1% | 0.1% | 0.5% |
| 1Y | 503.6% | 53.7% | 12.0% |
Return vs Industry: GMDM.F exceeded the US Metals and Mining industry which returned 53.7% over the past year.
Return vs Market: GMDM.F exceeded the US Market which returned 12% over the past year.
Price Volatility
| GMDM.F volatility | |
|---|---|
| GMDM.F Average Weekly Movement | n/a |
| Metals and Mining Industry Average Movement | 9.4% |
| Market Average Movement | 6.8% |
| 10% most volatile stocks in US Market | 15.2% |
| 10% least volatile stocks in US Market | 2.9% |
Stable Share Price: GMDM.F's share price has been volatile over the past 3 months compared to the US market.
Volatility Over Time: Insufficient data to determine GMDM.F's volatility change over the past year.
About the Company
| Founded | Employees | CEO | Website |
|---|---|---|---|
| 2005 | 855 | Clifford Elphick | www.gemdiamonds.com |
Gem Diamonds Limited, together with its subsidiaries, operates diamond mines. The company also produces, manufactures, sells, and markets rough and polished diamonds; and provides technical, financial, and management consulting services. It operates in Lesotho, Belgium, the British Virgin Islands, South Africa, the United Kingdom, and Cyprus.
Gem Diamonds Limited Fundamentals Summary
| GMDM.F fundamental statistics | |
|---|---|
| Market cap | US$24.38m |
| Earnings (TTM) | -US$39.06m |
| Revenue (TTM) | US$112.78m |
Is GMDM.F overvalued?
See Fair Value and valuation analysisEarnings & Revenue
| GMDM.F income statement (TTM) | |
|---|---|
| Revenue | US$112.78m |
| Cost of Revenue | US$107.19m |
| Gross Profit | US$5.59m |
| Other Expenses | US$44.66m |
| Earnings | -US$39.06m |
Last Reported Earnings
Jun 30, 2026
Next Earnings Date
n/a
| Earnings per share (EPS) | -0.28 |
| Gross Margin | 4.96% |
| Net Profit Margin | -34.64% |
| Debt/Equity Ratio | 11.3% |
How did GMDM.F perform over the long term?
See historical performance and comparisonCompany Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2026/09/18 22:59 |
| End of Day Share Price | 2026/09/18 00:00 |
| Earnings | 2026/06/30 |
| Annual Earnings | 2025/12/31 |
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
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| Market Prices | 30 years |
| |
| Ownership | 10 years |
| |
| Management | 10 years |
| |
| Key Developments | 10 years |
|
* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.
Learn about the who designed and built the Simply Wall St analysis model.
Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
Gem Diamonds Limited is covered by 14 analysts. 1 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.
| Analyst | Institution |
|---|---|
| David Simon Butler | Barclays |
| Izak Rossouw | Barclays |
| Richard Hatch | Berenberg |