Junipurr Jewelry. The Chevron with Black Cubic Zirconia piece is pitch black in color and is completely opaque. This sleek, contemporary design features 5 gemstones with 1mm diameter lined in a bold, geometric chevron shape. This threadless decorative end is available in 14 karat Yellow Gold & White Gold options. Measuring 5mm x 3.40mm, it can be used in any piercing that is fit with a threadless post from all major jewelry vendors.