There are different types of basins with varieties of colour in it. Different sizes available in market are from 15 to 36 inches. Trend is of fancy basins in market. There is bowl shape basin which is kept on granite (over counter basin), regular basin kept on bracket, under counter basin which is fitted inside the granite, steel basin, ceramic basins with different size & shapes.
Some of the popular branded companies are Hindware Sanitary Wares, Parryware, Sona Ceramic, Raasi Ceramics, Cera Ceramics, Johnson Ceramics, Somany Ceramics, Jaquar. Roka is a imported brand. The price is different for each basin depending on size & shape you select.