Amazon offers Prime members the Presto 6-Quart Stainless Steel Pressure Cooker, model no. 01362, for $34.21 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $10.10.) That's the lowest total price we could find by $6. It features a cover lock indicator, is dishwasher-safe, and includes a cooking booklet.