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Sei
SEI / ETH

#134

ETH0.00002129

0.2%

0.0₆5908 BTC 0.6%

$0.04300 24h Range $0.04521

Convert Sei SEI to Ether ETH

1 SEI converts to 0.00002129 ETH

SEI

ETH

SEI to ETH Chart

Chart by TradingView

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1h	24h	7d	14d	30d	1y
0.7%	1.5%	10.8%	16.5%	32.1%	75.7%

Sei (SEI) is worth ETH0.00002129 today, which is a 0.7% decline from an hour ago and a 1.5% decline since yesterday. The value of SEI today is 10.8% lower compared to its value 7 days ago. In the last 24 hours, the total volume of Sei traded was ETH7,880.

Sei Statistics

Market Cap	ETH143,358.5305
Market Cap / FDV	0.67
Fully Diluted Valuation	ETH212,908.7087
24 Hour Trading Vol	ETH7,879.7623
Circulating Supply	6.733B
Total Supply	10B

SEI / ETH Conversion Tables

Refer to our conversion tables for popular SEI trading amounts in their corresponding ETH prices.

SEI to ETH

The conversion rate of Sei (SEI) to ETH is ETH0.00002129 for every 1 SEI. This means you can exchange 5 SEI for ETH0.00010645, excluding fees.

SEI	ETH
0.01 SEI	0.000000212909 ETH
0.1 SEI	0.00000213 ETH
1 SEI	0.00002129 ETH
2 SEI	0.00004258 ETH
5 SEI	0.00010645 ETH
10 SEI	0.00021291 ETH
20 SEI	0.00042582 ETH
50 SEI	0.00106454 ETH
100 SEI	0.00212909 ETH
1000 SEI	0.02129087 ETH
10000 SEI	0.21290871 ETH
100000 SEI	2.129087 ETH

ETH to SEI

The conversion rate of ETH to Sei (SEI) is 46968 SEI for every 1 ETH. This means you can exchange ETH50.000 for 2348424 SEI, excluding fees.

ETH	SEI
0.01 ETH	469.685 SEI
0.1 ETH	4697 SEI
1 ETH	46968 SEI
2 ETH	93937 SEI
5 ETH	234842 SEI
10 ETH	469685 SEI
20 ETH	939370 SEI
50 ETH	2348424 SEI
100 ETH	4696849 SEI
1000 ETH	46968487 SEI
10000 ETH	469684874 SEI
100000 ETH	4696848740 SEI

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SEI / ETH 7-day Price History

Within the week, the price of SEI in ETH had the largest 24-hour price movement on Friday (6 days ago) by ETH0.000000830278 (4.1%).

Get SEI Price on:

1 SEI

ETH0.00002129 on Nov 12, 2026

No data available for this date

Need older prices? Get full SEI price history with the CoinGecko API.

Date	Day of the week	1 SEI to ETH	24hr Changes	Change %
2026-11-12	Thursday	ETH0.00002129	-ETH0.000000325807	1.5%
2026-11-11	Wednesday	ETH0.00002128	-ETH0.000000113104	0.5%
2026-11-10	Tuesday	ETH0.00002140	ETH0.000000700045	3.4%
2026-11-09	Monday	ETH0.00002070	ETH0.000000384807	1.9%
2026-11-08	Sunday	ETH0.00002031	-ETH0.000000126913	0.6%
2026-11-07	Saturday	ETH0.00002044	-ETH0.000000504706	2.4%
2026-11-06	Friday	ETH0.00002094	ETH0.000000830278	4.1%

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For Enterprise users, we support custom SLA, SOC 2 documentation, and data licensing for fund valuations, tax platforms, and regulated reporting (FASB, IFRS).

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Need to build with SEI/ETH data?

Start free — 10K credits/month, no credit card required.

For Enterprise users, we support custom SLA, SOC 2 documentation, and data licensing for fund valuations, tax platforms, and regulated reporting (FASB, IFRS).

Connect via REST, WebSocket or webhook

Get Free API Key

Contact Sales

44% Higher Engagement

After integrating CoinGecko's real-time price feeds across its exchange.

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$200B Lifetime Derivatives Volume

Processed using CoinGecko market data as the pricing foundation.

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$21T Onchain Transactions

For crypto tax reporting, priced at exact transaction timestamps with CoinGecko data.

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SOC 2 Type II

Independently audited

99.9% SLA Uptime

Contractual guarantee

Exchange-independent

2,000+ source aggregation

Frequently Asked Questions

How much is 1 Sei worth in ETH?: As of now, the price of 1 Sei (SEI) in Ether (ETH) is about ETH0.00002129.
How many SEI can I buy for ETH1?: You can buy approximately 46968 SEI for ETH1 today.
How do I convert the price of SEI to ETH?: Calculate Sei's price in Ether by inputting your desired amount on CoinGecko’s SEI to ETH converter. Track its historical price movements on the SEI to ETH chart, and explore more crypto prices in ETH.
What is the highest price of SEI/ETH in history?: The all-time high price of 1 SEI in ETH is ETH0.0003949. It remains to be seen if the value of 1 SEI/ETH will exceed the current all-time high.
What is the price trend of Sei in ETH?: Over the last month, the price of Sei (SEI) has gone down by -32.10% against the Ether (ETH). In fact, Sei has underperformed against the broader crypto market, which is down by -11.20%.
Can I get historical SEI prices in ETH via API?: Yes. Get SEI's historical price in Ethereum using GET /coins/sei-network/history for a single date, or GET /coins/sei-network/market_chart/range?vs_currency=eth for a range. Both endpoints are available on the free CoinGecko API Demo plan, though rate limits apply.
How is SEI/ETH price calculated on CoinGecko?: SEI/ETH is calculated by first determining Sei's and Ethereum's individual prices in USD, using our in-house volume-weighted average methodology. The SEI/ETH rate is then derived from these two USD prices. Learn more about how crypto prices are calculated on CoinGecko.
Is CoinGecko API's data suitable for institutional or regulated use?: Yes. The CoinGecko API is SOC 2 Type II certified, offers a 99.9% uptime SLA, and provides custom data licensing for institutional needs like fund valuations and regulated reporting (FASB, IFRS). Check out our Enterprise plan for more information.