The edges of the bowl with floral-embossed, brass & iron washers/rivets. Of "Spanish" Morion form with an 11 1/2" x 14" body and a 2 crown with a wire-rolled crest.
Retains a tight medial lap-seam and the inside of the body with forge-roughened, aged, steel surfaces with light scattered rust-patination and oxidation. (90%) of its, untouched, "Black" outer surfaces with nicely aged and matching "White" fore-ground details.Of hand forged construction with evident forge/hammer-marks and minor surface-laminations and expected imperfections, as found on original 16th Century Armor. Of very good quality, 16th Century, "Muntions Grade", ca. 1580; and of classic Nuremberg (German) "Black & White" design. The type of "Munitions/Field-Grade" Grade armour often associated with the Munich Town Guard. In fine condition with smooth steel surfaces and the expected signs of use/light wear.
For similar examples, please see, H. Peterson's: "Arms & Armor in Colonial America".