Great Jones The Dutchess 6.75-Quart Dutch Oven in Blue. A good dutch oven lasts forever; a Great Jones Dutch oven is your best friend forever. The 6.75-quart enameled cast-iron Dutchess moves gracefully from stove to oven to table centerpiece.. In Blueberry- Royal blue. Enameled cast-iron. Made in China. Safe for all stovetops (including induction). Signature oval shape perfectly fits a chicken. Measures approx 15.75 W x 9.75 H x 6.75 D. GJON-WA12. DUT-07-01-BL1.