Delancey® 30 x 19-Inch Cast Iron Undermount Single-Bowl Kitchen Sink
KRAUS Pintura White Porcelain Enameled Steel 21 in. Single Bowl Undermount Kitchen Sink in White KE1US21GWH - The Home Depot
27" x 19" White Fireclay Dual Mount Kitchen /Laundry Sink (FCD2719-W) - Strictly Kitchen and Bath
TUKTUK White Farmhouse Sink 36 Inch Fireclay Apron Front Farm Sink Single Bowl Kitchen Sinks Deep Large Capacity Porcelain Ceramic Sink Undermount Luxury Bottom Grid & Strainer Drain Included - Amazon.com