During the meeting, the two sides conferred on the bilateral relations between Tehran and Riyadh, as well as other issues of mutual interest.
Iran's new ambassador started his mission in Riyadh on September 5 after a seven-year hiatus.
The two countries agreed to resume diplomatic ties back in March following a Chinese-brokered deal after a seven-year estrangement.
Iran officially reopened its embassy in Riyadh in June, followed by its consulate in Jeddah and representative office with the Organization of Islamic Cooperation.
The Saudi embassy in Tehran and its consulate in Mashhad have also resumed operations.
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