11½" Brass Porthole sku#62101 BLEMSome very minor surface defects.. and priced accordingly. Solid brass portholes,are polished cast brass and decorative. Great for making clocks,nautical projects, framing photos, or making decorative projects. Solid brass with a polished finish. Heavy cast brass weighs 2 1 2 pounds. The large porthole features a hinged inner flange that opens. Adjustable hold downs secure it closed. Diameter 11 1 2"