Ionic and classic RLM this bracelet , a small dart linked bracelet, is in bright verdigris color, on brass. Â Verdigris is the color of brass, Â or copper when oxygen interacts with the metal a salt, or oxide is formed, which becomes green. This process is speeded up through the use of chemicals that turn shiny brass the needed color of green. The small dart bracelet is a classic design from 1980 using cast forms that resemble the end feathers of a throwing dart.