HS Wooden Nautical Porthole Mirror The wooden porthole mirror measures 17"Dia. overall and 12"Dia. for the mirror itself. It features a wooden porthole with a beautiful mirror in the center. . It will add a definite nautical touch to whatever room it is placed in and is a must have for those who appreciate high quality nautical decor. It makes a great gift, impressive decoration & will be admired by all those who love the sea.