DealYard via Buy.com offers the Franke USA Large Single Bowl Stainless Steel Undermount Kitchen Sink, model no. FSUS900-18BX, for $169.95 with free shipping. That's $10 under the cost of buying it directly from DealYard. It features a 9" deep single bowl.

Note: Although pictured, a faucet, steel strainer, and basket are not included.