Diamantino is located in Cuiaba city, Brazil at the -14.4086, -56.4461 coordinates. Distance from Diamantino to other cities. are listed below, click on the city name to find distance between. Distance from Diamantino to Varzea Grande 142 km, to Rondonopolis 300 km, to Sinop 301 km. The green marker indicates the location of Diamantino.