- Home
- HKD – Hong Kong Dollar
- HKD → ONE
1 HKD to ONEHong Kong Dollar → Harmony
On 2026-10-28, 1 Hong Kong Dollar (HKD) = 1.2023 Harmony (ONE) at the mid-market rate. Conversely, 1 ONE = 0.8317 HKD. Over the last 30 days the HKD/ONE rate moved between 0.8173 and 1.2657, a change of +47.10%.
This page shows the live mid-market rate from Hong Kong Dollar (HKD) 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.
HKD/ONE exchange rate chart
HKD/ONE went from 0.8564 on Sep 28, 2026 to 1.2023 on Oct 28, 2026 (+40.39 %). Highest: 1.2657 (Oct 26, 2026); lowest: 0.8564 (Sep 28, 2026).
HKD/ONE exchange rate analysis
Over the last 30 days the HKD/ONE rate rose sharply (+40.39%): the HKD strengthened markedly against the ONE. Over the past 12 months it ranged from 0.7253 (2026-09-18) to 273.31 (2025-12-06), with an average of 56.6822. Today's rate is 97.88% below its one-year average: 1 HKD buys fewer ONE than usual. Day-to-day movements are large (average daily change of 2.72%), so the amount received can vary noticeably from one day to the next. The largest daily move of the last 30 days was +10.14% on 2026-10-15.
| Period | Date | 1 HKD = | Change |
|---|---|---|---|
| 1 week ago | 1.2341 ONE | -2.57% | |
| 1 month ago | 0.8564 ONE | +40.39% | |
| 3 months ago | 102.00 ONE | -98.82% | |
| 6 months ago | 53.8424 ONE | -97.77% | |
| 1 year ago | 19.7458 ONE | -93.91% |
HKD/ONE · last 10 days
| Date | 1 HKD = | 1 ONE = |
|---|---|---|
| 1.2023 ONE | 0.8317 HKD | |
| 1.2375 ONE | 0.8081 HKD | |
| 1.2657 ONE | 0.7901 HKD | |
| 1.2421 ONE | 0.8051 HKD | |
| 1.2388 ONE | 0.8072 HKD | |
| 1.2563 ONE | 0.796 HKD | |
| 1.2414 ONE | 0.8055 HKD | |
| 1.2341 ONE | 0.8103 HKD | |
| 1.2359 ONE | 0.8091 HKD | |
| 1.2468 ONE | 0.802 HKD |
Hong Kong Dollar to Harmony
Harmony to Hong Kong Dollar
Frequently asked questions
How much is 1 HKD in ONE today?
1 Hong Kong Dollar is worth 1.2023 Harmony at the mid-market rate of 2026-10-28. 1 Harmony is worth 0.8317 Hong Kong Dollar.
How much is 100 HKD in ONE?
100 HKD = 120.23 ONE, and 100 ONE = 83.1748 HKD (rate of 2026-10-28).
How has the HKD to ONE rate changed over the last month?
Over 30 days the rate went from 0.8173 to 1.2023 (+47.10%). The 30-day high was 1.2657 and the low was 0.8173.
How has the HKD to ONE rate changed this week?
One week ago 1 HKD was worth 1.2341 ONE; today it is worth 1.2023 ONE (-2.57%).
What was the best HKD to ONE rate in the past year?
The highest rate of the past 12 months was 1 HKD = 273.31 ONE on 2025-12-06; the lowest was 0.7253 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.
Hong Kong Dollar to other currencies
About the Hong Kong Dollar (HKD)
The Hong Kong Dollar is the official currency of Hong Kong SAR China. Symbol: HK$. ISO 4217 code: HKD.
All Hong Kong Dollar (HKD) exchange rates →