The military has heavily restricted access to the state's northwestern strip, which abuts Bangladesh, since surprise raids on border posts left nine police dead on October 9.
The hunt for the culprits, who the government says are radicalised Rohingya Muslims, has seen more than 30 people killed, dozens arrested and 15,000 flee their homes in fear.
The government has denied allegations that security forces have raped villagers, looted towns and torched homes belonging to the Rohingya and is keen to show that its operations to flush out the attackers were proportionate.
They were joined by a high-level Myanmar government delegation "to study villages in Maungdaw district... From November 2nd to 3rd" the ministry added.
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The surge in violence, in a state that has seen repeated rounds of religious unrest since 2012, has renewed international pressure on Myanmar leader Aung San Suu Kyi to tackle the conflict and probe allegations of army abuse.
Those reports are difficult to verify with the army barring journalists from some areas of the remote region.
A local policeman, requesting anonymity, said the ambassadors began the day by "checking the area around Wapaik village near Kyikanpyin BGP commanding office," referring to the Border Guard Police post hit by the attack on October 9.
Later a hundreds-strong group of Rohingya met their convoy as it toured the area.
"We told them we were kicked out from our village. We hope they can do something for us," Aung Thura, a Rohingya man who fled his village as it was engulfed in violence, told AFP.