| Underlying | Gold in bars, cast by a refiner and kept in a depository institution, both accredited by B3. |
| Ticker | OZ1 |
| Contract size | 250 grams of gold. |
| Quotation | Brazilian Reals per gram to three decimal places. |
| Tick size | BRL0.001. |
| Round-lot | 1 contract. |
| Last trading day | Last trading day of the expiration date. |
| Expiration date | Last trading day of the contract month. |
| Contract months | All months. |
| Settlement on expiration | Physical delivery. |
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