Woot offers Amazon Basics Cast Iron, Pick Size, Color for $12.99 free shipping with Amazon Prime. 

Product Description:
Amazon Basics Round Pre-Seasoned Cast Iron Mini Dutch Oven Pot with Lid and Dual Handles, 2-Quart, Black

• Pre-seasoned cast iron dutch oven with side handles
• Oven safe to 500 degrees Fahrenheit
• Cast iron for even heat distribution and retention
• Pre-seasoned products don't have non-stick function
• Hand wash only
• 1.9 Liters capacity