This vintage Corning Ware casserole measures approximately 10 1/4 inch square on the outer edges and 2 inches deep.  The inside measurements are approximately 9 3/4 inches square.  It is in the spice of life pattern, and is marked Le Romarin on the bottom side. It is made from pyroceram glass and featuring an oven-safe, microwaveable design, this casserole dish is not only stylish but also functional. The backstamp is printed and reads: A-10-B, 9 3/4 x 9 3/4 x 2, Corning Ware, For Range and Microwave, USA. It does have some minor wear on the inside bottom, and along the outside bottom edges from use.  Recommended cleaning should be handwash in cool water.