The striking bronze, enamel and glass brooch dates back to the Iron Age.
The bowl was uncovered just beyond the fingertips of a dead soldier and two of his comrades, who were crushed under bricks and burned building material.
Dozens of fighters found in Denmark were collected and ritually mutilated after spending months on the battlefield, archaeologists say.
The discoveries date back over 2,500 years to the Iron Age, a time period when several groups vied for supremacy over what is now northern Iraq.
A boat neck sweater made of warm wool and woven in diamond twill was recovered from a Norwegian glacier.