Gemstone Name: Tourmaline
Shape: Faceted Rondelle
Size: 2.5mm or 4.0mm
Length: 13 Inches.
Weight: 3.7g for 2.5mm and 8g for 4.0mm
Number of Beads: About 150- 200 Beads per strand
Origin: India
Pictures show the shape of the product, for actual size please read the measurement.