21K gold price in South Korea today
On November 5, 2026, 21K gold in South Korea costs 154,581 KRW per gram and 4,808,015 KRW per troy ounce, based on the live international spot price.
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21K gold price in KRW by weight
| Weight | Spot value | Buy (bid) | Sell (ask) |
|---|---|---|---|
| 1 g | 154,581 | 151,490 | 157,673 |
| 5 g | 772,906 | 757,448 | 788,365 |
| 8 g | 1,236,650 | 1,211,917 | 1,261,383 |
| 10 g | 1,545,813 | 1,514,897 | 1,576,729 |
| Troy ounce | 4,808,015 | 4,711,855 | 4,904,175 |
| Tola | 1,803,006 | 1,766,946 | 1,839,066 |
| Kilogram | 154,581,277 | 151,489,652 | 157,672,903 |
| Don | 579,680 | 568,086 | 591,273 |
What is 21K gold?
21K gold is 87.5% pure (hallmark 875). It is the most popular jewelry karat in Saudi Arabia, Egypt and other Arab countries.
The 21K price is calculated as the 24K price multiplied by 0.875. Today that gives 176,664 × 0.875 = 154,581 KRW per gram.
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KRW exchange rate
| 1 USD | 1,340.3113 KRW |
|---|---|
| 1 EUR | 1,506.1167 KRW |
| 1 GBP | 1,805.5805 KRW |
Gold spot price trend (USD/oz)
How the gold price in South Korea is calculated
We take the live spot price of 4,099.70 USD per troy ounce, divide it by 31.1035 to get 131.81 USD per gram of pure gold, and multiply by today’s exchange rate of 1,340.3113 KRW per dollar. That gives 176,664 KRW per gram for 24K. Lower karats are priced by their gold content.
In South Korea, gold is traditionally sold per don (3.75 g); the Korea Exchange runs a spot gold market quoted in won per gram.
Before you sell, weigh your pieces on a jeweler’s scale, check the hallmark and compare at least two quotes. Read our guide to selling gold.
More gold prices in South Korea
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