Be You Blue Natural African Tanzanite AAA Quality 2 mm Brilliant Cut Round 20 pcs Loose Gemstone 100% Natural African Tanzanite Calibrated Size 20 pieces Lot Round Shape & Brilliant Cut Blue Colour Semi-Precious Gemstone AAA Quality Stone with Transparent Clarity & Excellent Lusture Weight 0.72 cts & Size 2 mm Loose gemstones to be studded in a piece of Jewellery