the platter measures a little less than 12 inches in diameter

I used this BRP long cookie box (12″ x 5″ x 1

a tombstone

The size shown in the example images is the SMALL size option

Gnome & Mushroom Cookie Platter Set Set Option:Small 2 Piece Set WITHOUT Center Circle the platter measures a littleThis Gnome & Mushroom Cookie Platter Set works along with a center circle cookie cutter. You can purchase all 3 cookie cutters together, or as a 2 piece without the circle cutter. WARNING!! All platters use the same center circle cutter. (3. 5" for the 12" platters, 2. 75" for the 9" platters. Be careful not to purchase duplicate cutters.) When arranged as a platter, as shown in the example picture, the platter measures: LARGE 12 inches in diameter