Each bead varies in size, shape and color no two beads are exactly alike. Because these are natural stone beads, each one has its own character including crackling, inclusions, chips, etc... These beads are all center drilled, with the occasional bead having a slightly off center hole.Length: about 17mm to 13mmWidth: about 13mm to 11mmHole Size: about .5mm to 1mmStrand length: 8" inches longQuantity: about 15 beads on a strandMaterial: CitrineOrigin: East AsiaAll photos have been taken indoors with daylight, but as always, computer and mobile screens display colors differently.