Pink Opal Round Charm Rakhi with a Braided cotton thread. DESCRIPTION This gemstone rakhi is made from fine quality Pink Opal, and was hand carved in a Round charm of size 12 mm. The length of the rakhi is 16 inches and finished using Braided cotton thread and gold plated brass findings. Every piece at Kiri Kiri is handmade. We only use natural gemstones in our jewellery. The stone you receive may look a tad different from the pictures on the website, this is because all naturally occurring gemstones have inherent variations and inclusions in them. These are completely in sync with the natural properties of gemstones.