Prehnite Smooth Rice or Loose Gemstone Beads with full drill are available in all sizes from 8x4mm, 10x5mm and 12x6mm. Other sizes are also available on demand. All the stones are cut & polished in Jaipur (India). Actual color of the stone may vary from the picture shown. All the stones are with strict calibration and will come approx (+-0.10mm). For any other query or details, please write us at email@example.com.