The stones are called Apache Tears. They are a deep smoky quartz in color. Trees can come in various colored wire. Currently available is gold, silver, and green. White, black, and green are also available in a cloth coated wire.
Trees range in size.
All sizes are approximate. All sizes are before the base is added. This tree has multi-colored gems. Wire Tree Pins are also available. These pins have 10 - 16 stones.