A Field Company No.16 double-handled cast iron skillet (856133007351). Official specs: 16 3/4" top diameter, 14 3/4" cooking surface, 20 5/8" width including handles, 4" inside handle width, 2 1/8" depth, 6.5 qt, 14.75 lb. Two reinforced handles. 100% cast iron, made in the USA from recycled iron in green-sand molds. Arrives pre-seasoned with grapeseed oil. Official page lists oven, large stovetop burners, grill, and live fire, and a fit check for a 16 3/4" x 20 5/8" pan; it also notes performance may be diminished on induction because of the size. Hand-wash; dry on the stove. Specs from Field Company's No.16 Double-Handled Cast Iron Skillet page.
The big two-handle Field skillet. Measure the oven before you walk it to the car.