The patinaed circular face of this clock is complemented by a pendulum made of two circles finished in copper and bronze. Evening Sky shown, but other colors are available, please see inset image. As each clock is handmade, color patterns will vary. 10.5 x 14 inches. The artist uses industrial tools to challenge the immutable properties of metal. A hand held plasma cutter is used to carve designs into aluminum, then aluminum is coated with other metals, typically copper, bronze and iron. Each of these metals reacts differently to the chemical patinas and dyes with which the pieces are finished. Free Shipping on all Kronos Clocks, Select Free Ship Kronos Works in your shopping cart.