Mid-century modern style metal relief sculpture of the Nativity

Mid-century modern style metal relief sculpture depicting the Nativity, late 20th century. The work is composed of stylised, angular folded forms in a cast grey metal alloy, possibly pewter, representing the Virgin Mary and the Christ child. It features a matte patina with darker shading in recessed areas, incised scalloped borders, and two brass-toned wire halos.
Approximately 375mm x 150mm x 30mm.