Blanco 440177 Diamond Silgranit II 1-3/4 Bowl Undermount Sink (Cafe Brown). With its greater bowl capacity and easy-to-clean scratch-resistant surface, this double-bowl sink is perfect for just about any large-scale application, from everyday kitchen use, to a utility sink. The larger bowl is 9-1/2" deep, and the smaller bowl is 8" deep. This sink is not only heat-resistant up to 536-degrees, but it is resistant to all stains, household acid, and alkali solutions, keeping the finish beautiful and functional for longer. It is constructed of 80-percent solid granite, and has unsurpassed cleanability that is backed by our 7 industry-leading patents. This model comes in a beautiful, Cafe Brown finish.