【High-quality Natural Stone with Polished Surface】This Rock Has a High Hardness. So It Can be Processed into a Very Regular Shape. And Can be Polished Very Bright and Smooth. These Beads Surface is Polished, Fit for Design Fashion Jewelry. Increase jewelry level. 【Quantity/Strand：Approxi 180-190 Pcs per Strand】Manual quality inspection, select high-quality beads and discard defective Beads 【Correct Shape with Natural Color】No Dying or Painted. Never Lost Color or Peel Off, Will not Stain Your Skin or Clothing. For Natural Stone, the Color of Each Bath May Not be Exactly the Same. But We will Try Our Best to Ensure that The Color of the Beads in Each Sales Unit is the Same. 【Hole Diameter is 1mm】Hole Position is Precisely Centered,the Holes are Punched by a Semi-automatic Ultrasonic Punching Machine, Which is Precise and Smooth On The Inner Wall, Making it Easy for The Jewellery Thread or Wire to Pass Through. The Circumference of the Hole is Very Smooth and There will be no Sharpe Cracks, which will Prevent the Jewellery Thread or Wire from being Cut and Maintain the Durability of the Jewellery. 【Natural Stones are Fantastic Gift From Nature】They are excellent for Jewelry Making/Design, Arts & Craft, Necklaces, Bracelets, Earrings, Ring, Home/Wedding Decoration, Key Chains. Natural stone beads are ideal present choices for Christmas, holiday, birthday, and for jewellery making DIY lovers. Natural Gemtone is Considered to Have Energy of Nature.