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Diamond stocks

Ready to invest in the precious gem industry? Consider these 5 stocks.

The best diamond stocks depend on your portfolio and investment goals — while volatility can be ideal for day traders, long-term investors will want to look to stocks with steadier gains over time.

You'll also want to consider which stocks are easy to buy. Many diamond stocks are located on non-US exchanges, which means you'll need a brokerage account that offers access to international stocks. Different brokerages offer access to different exchanges, so if you're interested in a specific non-US stock, you'll want to check if it's available through your brokerage account.

5 diamond stocks to watch

We round up a selection of stocks in or related to the precious gem industry, weighting the list more heavily towards popular mid- and large-cap US stocks.

  1. Alerus Financial (ALRS)
  2. Rio Tinto ADR (RIO)
  3. Anglo American (AAL)
  4. Zhengzhou Sino Crystal Diamond (300064)
  5. SF Diamond (300179)

Compare trading platforms

Compare online trading platforms by fees, asset types and bonuses to find the best for your investment in diamond stocks.
1 - 7 of 7
Name Product Asset types Signup bonus
SoFi Invest
Stocks, ETFs, Cryptocurrency
$10 - $100
when you open an account and place a first crypto trade of $50 - $5,000+
A free way to invest in most equities.
Stocks, ETFs, Cryptocurrency
8%-12% of your deposit
when you sign up and deposit at least $50. T&Cs apply.
Trade stocks in the app or online with $0 commissions. Not available in NY, NV, MN, TN, and HI.
Stocks, ETFs, Cryptocurrency
Receive a free stock slice worth between $3–$300
when you sign up for an account and deposit at least $20.
Commission-free trading in stocks and ETFs with a social networking twist.
Stocks, Options, ETFs, Cryptocurrency
$200 in US stocks
when you open and fund an account with min. $2,000 for 3+ mos.
Trade stocks, options, ETFs and futures on mobile or desktop with this advanced platform.
JPMorgan Self-Directed Investing
Stocks, Bonds, Options, Mutual funds, ETFs
$125 - $625
when you open and fund an account with $25,000 - $250,000+
Stocks, Options, ETFs, Cryptocurrency
Get a free stock
when you successfully sign up and link your bank account.
Make unlimited commission-free trades, plus earn 3% interest on uninvested cash in your account with Robinhood Gold.
Stocks, Options, ETFs
Customize your trade platform or build your own Deep tools, charts and screens Analyzers to help you study before you trade

Compare up to 4 providers

*Signup bonus information updated weekly.

Take a deeper dive into diamond stocks

If you're interested in investing in the precious gem industry, take a closer look at what companies in this industry do and how the stocks have historically performed. Keep in mind that positive past performance doesn't guarantee that a stock will continue to rise in the future.

1. Alerus Financial (ALRS)

Alerus Financial Corporation, through its subsidiary, Alerus Financial, National Association, provides various financial services to businesses and consumers. The company operates in four segments: Banking, Retirement and Benefit Services, Wealth Management, and Mortgage. It offers various deposit products, including demand deposits, interest-bearing transaction accounts, money market accounts, time and savings deposits, checking accounts, and certificates of deposit; and treasury management products, including electronic receivables management, remote deposit capture, cash vault services, merchant services, and other cash management services.

Alerus Financial stock opened the day at $22.08 after a previous close of $22.07. The latest price was $22.10 (25-minute delay). Alerus Financial is listed on the NASDAQ, has a trailing 12-month revenue of around USD220.3 million and employs 779 staff.

  • Market capitalization: $451,106,592
  • P/E ratio: 8.851
  • PEG ratio: 0

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2. Rio Tinto ADR (RIO)

Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company offers aluminum, copper, diamonds, gold, borates, titanium dioxide, salt, iron ore, and lithium. It also owns and operates open pit and underground mines, mills, refineries, smelters, power stations, and research and service facilities.

Rio Tinto ADR stock opened the day at $54.29 after a previous close of $55.18. The latest price was $55.06 (25-minute delay). Rio Tinto ADR is listed on the NYSE, has a trailing 12-month revenue of around USD$60.2 billion and employs 49,000 staff.

  • Market capitalization: $88,050,769,920
  • P/E ratio: 4.8029
  • PEG ratio: 0

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3. Anglo American (AAL)

Anglo American plc operates as a mining company worldwide. The company explores for rough and polished diamonds, copper, platinum group metals, metallurgical and thermal coal, and iron ore; and nickel, polyhalite, and manganese ores, as well as alloys. Anglo American plc was founded in 1917 and is headquartered in London, the United Kingdom. . . . .

Anglo American stock opened the day at 2,756.00p after a previous close of 2,760.00p. The latest price was 2,735.50p (25-minute delay). Anglo American is listed on the London Stock Exchange (LSE), has a trailing 12-month revenue of around $37.9 billion and employs 106,000 staff. All prices are listed in pence sterling.

  • Market capitalization: $35,713,388,544
  • P/E ratio: 5.2663
  • PEG ratio: -23.51

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4. Zhengzhou Sino Crystal Diamond (300064)

Zhengzhou Sino-Crystal Diamond Co. ,Ltd. researches, develops, manufactures, and markets synthetic diamonds and related products in China.

Zhengzhou Sino Crystal Diamond stock opened the day at ¥1.50 after a previous close of ¥1.27. The latest price was ¥1.50 (25-minute delay). Zhengzhou Sino Crystal Diamond is listed on the SHE, has a trailing 12-month revenue of around CNY£877.7 million and employs 1,082 staff. All prices are listed in Renminbi.

  • Market capitalization: $1,591,233,536

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5. SF Diamond (300179)

SF Diamond Co. ,Ltd. manufactures and sells polycrystalline diamond (PCD) and composite super hard materials in China.

SF Diamond stock opened the day at ¥13.32 after a previous close of ¥13.33. The latest price was ¥12.76 (25-minute delay). SF Diamond is listed on the SHE, has a trailing 12-month revenue of around CNY¥481.3 million and employs 554 staff. All prices are listed in Renminbi.

  • Market capitalization: $6,812,444,160
  • P/E ratio: 51.9259
  • PEG ratio: 0

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How to buy diamond stocks

Sign up with an online broker or platform to invest in one or more of these diamond stocks.

  1. Compare share trading platforms. Use our comparison table to narrow down top brokers by fees and bonuses.
  2. Open and fund your brokerage account. You’ll need personal and financial details, like your contact and bank information.
  3. Search for the stock you're interested in. Find the stock by name or ticker symbol, like ALRS or RIO.
  4. Decide on how many to buy. Some brokers will allow you to purchase fractional shares, while others require you to purchase whole shares.
  5. Choose an order type. Invest in the diamond stocks now with a market order or use a limit order to delay your purchase until the stock reaches your desired price.
  6. Buy the stock. Tap or click the Buy button on your brokerage account. Once you’ve invested in the precious gem industry, track how your stock performs to decide when it’s time to sell.

The value of any investment can go up or down depending on news, trends and market conditions. We are not investment advisers, so do your own due diligence to understand the risks before you invest.

Bottom line

While it’s possible to turn a profit investing in diamond stocks, keep in mind that — like any investment — diamond stocks are not immune to risk. These stocks are subject to fluctuating conditions — both in the market and in the precious gem industry, so carefully vet your picks before you invest. And if you’re new to investing, or if it’s been awhile since you’ve taken a critical look at your investing accounts, compare brokers to make sure you’re getting the best features in your trading account.

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