Material: A Grade Genuine Natural Semi-Precious Gemstones beadsSize & Quantities: Beads Size: 8mm; Hole Size:1.0mm; Quantity: 1 Strand (about 15.5 inches / Strand; approx. 45-48pcs / Strand)Condition: AAA Top Quality, Smooth, Excellent PolishingNote: All stones are unique and may vary from the one shown in the picture90 Days guarantee is provided. If you have problem with the received item, please contact Amazon’s custom service to resolve the problem firstly. When you cannot come a satisfy solution with Amazon. Please feel free to contact us to get a better result. Enjoys! Kindly Note: 1.Since the size above is measured by hand, the the actual item measurement which is possible different with the received item. 2.Due to lighting effects, monitor's brightness, contrast settings etc..., there could be some slightly differences in the color tone between the pictures and the received items. 3.All stone beads are unique and genuine. Size and color may be a little different from the one shown in the picture.