5x7 mm To 9x11 mm Tanzanite Smooth Tumble Beads paraiba These smooth rondelle beads are

These smooth rondelle beads are  made out of black matrix opal stone and can be cut to form multiple facets and designs

8 Carats Shape - OvalTreatment - No Treatment 100% natural & genuineMeasurements and weight are close approximations

Stone - White Base Ethiopian Opal

Size - 25x44 mm

7 CaratsSize - 25x38 mmShape - OvalTreatment - No Treatment 100% natural & genuineMeasurements and weight are close approximations

5x7 mm To 9x11 mm Tanzanite Smooth Tumble Beads paraiba These smooth rondelle beads areStone : Tanzanite Size : 5x7 mm To 9x11 mm Shape : Oval Cut : Smooth Finish : Polished Grade ( Quality) : Essential Weight : 88 Carats Length : 8 Inches Treatment : Heated Origin : Tanzania Number of beads : Drill hole type : Straight Drill Drill hole size : 0. 6 Hardness Scale : "6 6. 5