This is a reproduction of one of the equatorial clocks that were made in Renaissance Italy in the sixteenth century.
When suitably set and inclined to counteract the tilt of the earth, the shadow of central bar (gnomon) will mark the hours on the inside of the circle.
Height: 19cm
Diameter: 7cm
Material: Brass effect alloy
Please note: this item is intended for decorative purposes and should not be used for precise time-keeping.