🇨🇦Platinum Rate in Ontario Today
The platinum rate in Ontario today is C$83.50 per gram for 24K, based on an international spot price of $1,887.00 per troy ounce. That is up C$2.49 from the previous close. Rates across Ontario follow the national Canada market, since gold is priced internationally and converted at the same exchange rate.
Platinum rate in Ontario — all karats and weights
| Weight | 24K | 22K | 21K | 18K | 14K |
|---|---|---|---|---|---|
| 1 Gram (1 g) | C$83.50 | C$76.54 | C$73.06 | C$62.62 | C$48.71 |
| 1 Troy Ounce (31.1035 g) | C$2,597 | C$2,381 | C$2,272 | C$1,948 | C$1,515 |
| 1 Kilogram (1,000 g) | C$83,498 | C$76,540 | C$73,061 | C$62,623 | C$48,707 |
All figures in CAD (Dollar). Purity follows the karat/24 standard: 22K is 91.67% gold, 21K is 87.5%, 18K is 75%.
Last 10 days · 24K per gram in Ontario
Daily closes from COMEX front-month futures — a continuous series that predates our own spot record. Futures trade slightly above spot, so read these as the day-to-day movement, not as the counter price. Converted at the current CAD exchange rate.
| Date | 24K / gram | Change | % |
|---|---|---|---|
| Fri, 21 Aug 2026 | C$83.51 | +C$2.49 | 3.07% |
| Thu, 20 Aug 2026 | C$81.02 | +C$1.26 | 1.58% |
| Wed, 19 Aug 2026 | C$79.76 | +C$3.37 | 4.41% |
| Tue, 18 Aug 2026 | C$76.39 | -C$2.44 | -3.10% |
| Mon, 17 Aug 2026 | C$78.83 | +C$1.39 | 1.79% |
| Fri, 14 Aug 2026 | C$77.44 | +C$1.10 | 1.44% |
| Thu, 13 Aug 2026 | C$76.34 | -C$1.59 | -2.04% |
| Wed, 12 Aug 2026 | C$77.93 | +C$0.6800 | 0.88% |
| Tue, 11 Aug 2026 | C$77.25 | +C$0.0600 | 0.08% |
| Mon, 10 Aug 2026 | C$77.19 | — | — |
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Platinum rate in Ontario — questions
What is the platinum rate in Ontario today?
The platinum rate in Ontario today is C$83.50 per gram for 24K, and C$83.50 per gram for 24K. These are live figures converted from international spot at the current CAD exchange rate.
What is the price of 1 gram of gold in Ontario?
One gram of 24K platinum costs C$83.50 in Ontario, and 22K costs C$76.54 per gram. 18K works out at C$62.62.
Why is 22K cheaper than 24K in Ontario?
22K gold is 91.67% pure — 22 parts gold to 24 — so it contains less gold by weight than 24K, which is 99.9% pure. That is why 22K is C$6.96 less per gram here. The alloy makes it harder, which is why jewellery is usually 22K or below.
How often does this rate update?
The spot price refreshes continuously through the trading day and this page reflects the latest reading, last confirmed 4 minutes ago. Exchange rates refresh alongside it.