Rensen Marble Vessel Sink with Chiseled Exterior - Polished Grey InteriorThe vibrant polished grey interior of this above counter bathroom sink aligns well with the more rustic, unpolished hammered exterior. These sinks include a pre drilled drain hole but no overflow hole to increase water depth. Overall Dimensions: 15 3 4" Diameter x 5 7 8" H ( 1 2") Interior Dimensions: 13 3 8" Diameter ( 1 2") Hand Carved Natural Marble Construction No Overflow 4 3 4" Basin Depth Polished, Smooth Interior and Rough, Chiseled Exterior