Vase in the shape of archaic wine container (gu)

The vase, titled "Vase in the shape of archaic wine container (gu)" by an unknown artist, is a green ceramic object. The top is wide and flared with a small lip around the edge. The long, narrow middle section flares out at the bottom. The base has three stacked rounded sections of decreasing size. The base flares out at the bottom. The entire vase has a glossy finish. The background is a light gray color.