This is a Plasma Metal Wall Clock. Measures approx. 27.5" in diameter (70 cm). Made of 16 gauge (1.5mm) thick steel and a frame is welded all around it, like this it stays off the wall around 2 cm. The base color is black and on top of it is applies a golden patina giving it a spectacular vintage/antique look. Requires 1 "AA Size" Battery (not included).