- Home
- SGD – Singapore Dollar
- SGD → ONE
1 SGD to ONESingapore Dollar → Harmony
On 2026-11-01, 1 Singapore Dollar (SGD) = 7.3534 Harmony (ONE) at the mid-market rate. Conversely, 1 ONE = 0.136 SGD. Over the last 30 days the SGD/ONE rate moved between 5.3362 and 7.7674, a change of +29.52%.
This page shows the live mid-market rate from Singapore Dollar (SGD) to Harmony (ONE), its history over the past year and ready-made conversion tables. Rates are updated twice a day; banks and card networks usually add a margin on top.
SGD/ONE exchange rate chart
SGD/ONE went from 5.5619 on Oct 2, 2026 to 7.3534 on Nov 1, 2026 (+32.21 %). Highest: 7.7674 (Oct 26, 2026); lowest: 5.3362 (Oct 5, 2026).
SGD/ONE exchange rate analysis
Over the last 30 days the SGD/ONE rate rose sharply (+32.21%): the SGD strengthened markedly against the ONE. Over the past 12 months it ranged from 4.4622 (2026-09-18) to 1,642.29 (2025-12-06), with an average of 344.65. Today's rate is 97.87% below its one-year average: 1 SGD buys fewer ONE than usual. Day-to-day movements are large (average daily change of 2.70%), so the amount received can vary noticeably from one day to the next. The largest daily move of the last 30 days was +10.01% on 2026-10-15.
| Period | Date | 1 SGD = | Change |
|---|---|---|---|
| 1 week ago | 7.6269 ONE | -3.59% | |
| 1 month ago | 5.5619 ONE | +32.21% | |
| 3 months ago | 663.48 ONE | -98.89% | |
| 6 months ago | 347.81 ONE | -97.89% | |
| 1 year ago | 138.19 ONE | -94.68% |
SGD/ONE · last 10 days
| Date | 1 SGD = | 1 ONE = |
|---|---|---|
| 7.3534 ONE | 0.136 SGD | |
| 7.3439 ONE | 0.1362 SGD | |
| 7.6296 ONE | 0.1311 SGD | |
| 7.1524 ONE | 0.1398 SGD | |
| 7.3582 ONE | 0.1359 SGD | |
| 7.5807 ONE | 0.1319 SGD | |
| 7.7674 ONE | 0.1287 SGD | |
| 7.6269 ONE | 0.1311 SGD | |
| 7.6010 ONE | 0.1316 SGD | |
| 7.7101 ONE | 0.1297 SGD |
Singapore Dollar to Harmony
Harmony to Singapore Dollar
Frequently asked questions
How much is 1 SGD in ONE today?
1 Singapore Dollar is worth 7.3534 Harmony at the mid-market rate of 2026-11-01. 1 Harmony is worth 0.136 Singapore Dollar.
How much is 100 SGD in ONE?
100 SGD = 735.34 ONE, and 100 ONE = 13.5991 SGD (rate of 2026-11-01).
How has the SGD to ONE rate changed over the last month?
Over 30 days the rate went from 5.6774 to 7.3534 (+29.52%). The 30-day high was 7.7674 and the low was 5.3362.
How has the SGD to ONE rate changed this week?
One week ago 1 SGD was worth 7.6269 ONE; today it is worth 7.3534 ONE (-3.59%).
What was the best SGD to ONE rate in the past year?
The highest rate of the past 12 months was 1 SGD = 1,642.29 ONE on 2025-12-06; the lowest was 4.4622 ONE on 2026-09-18.
Where does this exchange rate come from?
XeConvert publishes daily mid-market reference rates aggregated from public market data and central bank sources. Banks, card issuers and exchange offices add a margin, so the rate you actually get may be slightly different.
Singapore Dollar to other currencies
About the Singapore Dollar (SGD)
The Singapore Dollar is the official currency of Singapore. Symbol: S$. ISO 4217 code: SGD.
All Singapore Dollar (SGD) exchange rates →