Natural Multi-Coloured Rainbow Tourmaline Semi-precious gemstone round beadsGrade AQuantity: one strand approx 16" longSize: approx 4.3mm - 4.5mm (99 - 102 beads)Beads sizes do vary between different gemstones or even batches for the same gemstone. Please note that there could be a variation of up to 1mm - 1.5mm in size.Beads hole size reference:4mm round beads hole size - approx 0.6mm6mm round beads hole size - approx 0.8mm - 1mm8mm round beads hole size - approx 1mm10mm round beads hole size - approx 1mm - 1.2mm

Type: Gemstone
Main Colour: Rainbow
Purpose: Jewellery Making
Subtype: Tourmaline
Gemstone Type: Tourmaline
Manufacture: NewboSun
Manufacturer: NewboSun
Brand: Generic