This natural blue unheated piece of Tanzanite, from Mererani Tanzania, weighs 10.00 CTS and measures 11X10X8 MM. Amazing clarity and color that will produce an amazing gem.NATURAL BLUE TANZANITE ROUGH 10.00 CTS 11X10X8 MMSKU: NBTR#27 $3,720.00 Regular Price$744.00Sale PriceQuantityAdd to CartBuy Now