🇲🇽Silver Rate in San Luis Potosí Today
The silver rate in San Luis Potosí today is MX$21.93 per gram for 14K, based on an international spot price of $69.11 per troy ounce. That is up MX$0.4600 from the previous close. Rates across San Luis Potosí follow the national Mexico market, since gold is priced internationally and converted at the same exchange rate.
Silver rate in San Luis Potosí — all karats and weights
| Weight | 24K | 22K | 21K | 18K | 14K |
|---|---|---|---|---|---|
| 1 Gram (1 g) | MX$37.60 | MX$34.47 | MX$32.90 | MX$28.20 | MX$21.93 |
| 1 Troy Ounce (31.1035 g) | MX$1,170 | MX$1,072 | MX$1,023 | MX$877.13 | MX$682.21 |
| 1 Kilogram (1,000 g) | MX$37,600 | MX$34,467 | MX$32,900 | MX$28,200 | MX$21,934 |
All figures in MXN (Peso). Purity follows the karat/24 standard: 22K is 91.67% gold, 21K is 87.5%, 18K is 75%.
Last 10 days · 14K per gram in San Luis Potosí
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 MXN exchange rate.
| Date | 14K / gram | Change | % |
|---|---|---|---|
| Fri, 21 Aug 2026 | MX$22.05 | +MX$0.4600 | 2.13% |
| Thu, 20 Aug 2026 | MX$21.59 | +MX$0.7300 | 3.50% |
| Wed, 19 Aug 2026 | MX$20.86 | +MX$0.5700 | 2.81% |
| Tue, 18 Aug 2026 | MX$20.29 | -MX$0.7000 | -3.33% |
| Mon, 17 Aug 2026 | MX$20.99 | +MX$0.3600 | 1.75% |
| Fri, 14 Aug 2026 | MX$20.63 | +MX$0.0400 | 0.19% |
| Thu, 13 Aug 2026 | MX$20.59 | -MX$0.2200 | -1.06% |
| Wed, 12 Aug 2026 | MX$20.81 | +MX$0.2500 | 1.22% |
| Tue, 11 Aug 2026 | MX$20.56 | -MX$0.1000 | -0.48% |
| Mon, 10 Aug 2026 | MX$20.66 | — | — |
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Silver rate in San Luis Potosí — questions
What is the silver rate in San Luis Potosí today?
The silver rate in San Luis Potosí today is MX$21.93 per gram for 14K, and MX$37.60 per gram for 24K. These are live figures converted from international spot at the current MXN exchange rate.
What is the price of 1 gram of gold in San Luis Potosí?
One gram of 24K silver costs MX$37.60 in San Luis Potosí, and 22K costs MX$34.47 per gram. 18K works out at MX$28.20.
Why is 22K cheaper than 24K in San Luis Potosí?
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 MX$3.13 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 2 minutes ago. Exchange rates refresh alongside it.