North-eastern and south-central Bolivia (Beni, Santa Cruz, Chuquisaca, Tarija), Paraguay and central and south-eastern Brazil (Mato Grosso and Minas Gerais to Sío Paulo and Rio Grande do Sul) to Uruguay and northern Argentina (south to Tucumán, Santiago del Estero, Santa Fe, Buenos Aires).
 
Population
Estimated population is unknown (2010).
Gilded Sapphire (Hylocharis chrysura) [XC16007]
by Bernabe Lopez-Lanus from Pousada Caiman, Miranda, MS, Brazil (call)
Gilded Sapphire (Hylocharis chrysura) [XC741084]
by Franco Vushurovich from Santa Rita do Novo Destino, Goi\u00e1s, Ch\u00e1cara Jayrson, Brazil (song)
Subspecies
Some authors recognize a subspecies platensis (southern Brazil), but size differences and more intense coppery gold on underparts appear to refer to clinal variation.