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Swap Harmony (ONE) to Sei (SEI)
Exchange and convert ONE to SEI online instantly:
Fast transactions—receive your new cryptocurrency in under 10 minutes
No hidden fees—all costs are clearly displayed before you confirm
24/7 support—so you can swap Harmony anytime, anywhere, with confidence
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Why Exchange ONE to SEI on Changelly?
Limits to Match Your Ambitions
Whether you're starting small or making a big move, we’ve got you covered. Our flexible limits let you exchange from just $20 all the way up to $1,000,000. No matter your strategy, you can swap ONE to SEI smoothly.
Support That’s Always There
Need help mid-swap? Our support team is available around the clock to assist with any questions or concerns. You're never left on your own—real users get real support, real fast. Enjoy a seamless experience every time you swap Harmony.
Ultimate Security
We believe in custody-free transactions. That means your assets go straight to your wallet after the exchange Harmony process. With no third-party storage and full transparency, you can convert with confidence on a truly secure crypto exchange platform.
ONE to SEI Price Chart
Harmony and Sei Market Data
updated at 00:38Harmony Price
$0.01007
24H % Change
-0.04%
Market Cap
$148.12M
24H Volume
$9.31M
Circulating Supply
14.7B
Sei Price
$0.29252
24H % Change
4.21%
Market Cap
$1.76B
24H Volume
$179.9M
Circulating Supply
6.01B
Today's ONE to SEI Exchange Rate
Today's Harmony (ONE) to Sei (SEI) exchange rate is 1 ONE = 0.03443933 SEI. Over the past 24 hours, the rate has changed by -4.43%. This data is pulled live from our real-time converter, which tracks current market trends using the ONE calculator for accurate results every time.
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ONE to SEI conversion rate
Rates from CoinMarketCap updated at 20:39
ONE to SEI
one
sei
0.001 one
0.00003 sei
0.005 one
0.00017 sei
0.01 one
0.00034 sei
0.05 one
0.00172 sei
0.1 one
0.00344 sei
0.5 one
0.01721 sei
1 one
0.03441 sei
5 one
0.17207 sei
10 one
0.34413 sei
25 one
0.86033 sei
50 one
1.7207 sei
100 one
3.4413 sei
150 one
5.162 sei
500 one
17.207 sei
1000 one
34.413 sei
3000 one
103.24 sei
SEI to ONE
sei
one
0.001 sei
0.02906 one
0.005 sei
0.14529 one
0.01 sei
0.29059 one
0.05 sei
1.4529 one
0.1 sei
2.9059 one
0.5 sei
14.529 one
1 sei
29.059 one
5 sei
145.29 one
10 sei
290.59 one
25 sei
726.47 one
50 sei
1.45K one
100 sei
2.91K one
150 sei
4.36K one
500 sei
14.53K one
1000 sei
29.06K one
3000 sei
87.18K one
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How to Swap ONE to SEI in 5 Easy Steps
Set up your exchange
To exchange ONE to SEI, simply use the calculator at the top of this page. Choose the crypto pair in the “You send” and “You get” fields, then enter the amount you want to swap. Our real-time price calculator will instantly display how much Sei you’ll get, so you know exactly what to expect before moving on.
Select the exchange rate
Changelly lets you pick the ONE exchange rate that works best for you. You can go with Floating for flexibility or Fixed for predictability. To get the best exchange rates, always review the latest numbers before confirming. Use our tools to calculate the precise exchange amounts and move forward with full transparency.
Enter your crypto wallet address
Now, it’s time to enter your crypto wallet address—this is where your funds will be sent once the exchange is completed. Make sure it’s accurate and ready to receive your coins. Don’t have a Sei wallet set up yet? No worries—Changelly’s partnered with multiple trusted providers, so you can easily choose one during the process.
Complete the exchange
Time to finalize your ONE exchange. Carefully follow the payment instructions and send the exact amount of crypto to the wallet address shown on-screen. Make sure to complete your transaction within the given time limit, as wallet addresses can expire.
Exchange Crypto without any Hassle
Looking for a coin to exchange and add to your crypto collection? We've got you covered with a list of 1000+ cryptocurrencies. To get started, click the button below.
Exchange other crypto to Sei
BTC to SEIDASH to SEIUSDTRX to SEIUSDCSOL to SEINEARMAINNET to SEILTC to SEISAND to SEIALGO to SEIBNBBSC to SEIKSM to SEIATOM to SEIDOT to SEIUSDT20 to SEIETH to SEIUSDTBSC to SEIMATIC to SEIAVAX to SEIXTZ to SEIUSDC to SEIRUNE to SEISOL to SEIDOGE to SEIAZERO to SEIBSV to SEIAVAXC to SEIXRP to SEITIA to SEIXMR to SEIADA to SEI
FAQ
Do I need an ID verification to swap ONE to SEI?
Usually, no. You can exchange ONE to SEI and start a swap without verifying your ID. But sometimes, our system may flag a transaction as risky. In that case, you’ll need to verify for safety reasons. It doesn’t happen often, but it helps us keep the platform secure for everyone who wants to exchange crypto smoothly.
What are the fees to convert Harmony to Sei?
Every ONE exchange includes a blockchain network fee and a small service fee from Changelly. Network fees depend on congestion—if the chain’s busy, the cost goes up.
You’ll see all the fees upfront before confirming the trade, so you always know what to expect.
What does ONE to SEI exchange rate mean?
It tells you how much Harmony you’ll get when you exchange Sei. The price you see depends on demand, market trends, and how easily users can exchange Harmony at the moment. We show real-time data so you’re always trading at the most accurate rate available.
How can I convert ONE to SEI on Changelly?
Changelly’s exchange service lets you convert ONE to SEI in just a few minutes—whether you’re using our app or website. Start by entering how much ONE you want to exchange, and our converter will instantly show you an estimated amount of SEI. Then simply follow the on-screen steps to complete the conversion.
Can I buy SEI with ONE?
Yes, you can. On Changelly, it’s easy to buy SEI with ONE. Just head over to our exchange page, choose the two assets, and start the swap. You can also convert them back the other way.
What is the minimum amount to exchange ONE to SEI?
You can start with as little as $20 worth of crypto. The minimum amount depends on the ONE exchange rate, the chosen crypto pair, and current network fees. Our converter uses live data from the cryptocurrency market to calculate the exact requirement in real time. You’ll see the minimum clearly before confirming your swap using our built-in price calculator—so there are no surprises.
How long does it take to convert ONE to SEI?
A typical swap only takes 5 to 10 minutes.
When you convert ONE to SEI, your transaction goes through several steps behind the scenes. Sometimes it’s quicker, sometimes a bit slower—depending on the blockchain and/or market activity.
No matter the crypto pair, our exchange process is built to be as fast and smooth as possible.
Still Have Questions About Exchanging ONE to SEI on Changelly?
We’ve covered the most common questions about the ONE exchange, but if something’s still unclear, feel free to ask. Our support team is here 24/7 and ready to help. Whether it’s exchanging ONE to SEI, or other crypto trades, we’ll make sure you get the info you need.
Exchange Harmony to other crypto
ONE to NOTONE to USDCONE to USDTRXONE to ICPONE to SOLONE to XNOONE to ARBONE to PEPEONE to 1INCHONE to USDTBSCONE to USDTONE to ZILONE to BNBONE to MANAONE to ETHONE to ADAONE to ATOMONE to MATICONE to LTCONE to STXONE to DAIONE to NIMONE to USDT20ONE to SLPONE to TONCOINONE to BCHONE to CAKEONE to BTCONE to BNBBSCONE to IQQ
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