... of zircon 3.Strict quality control of zircon Name1.7 mm synthetic tanzanite zircon MaterialZirconium stone(Lab created)ManufacturerWu Zhou ... pink, red, green, brown, white, etc.Shaperound synthetic zircon (square, rectangle, oval, pear shaped, heart shaped, star shaped, marquise, ... shape card below.Size1.7mm synthetic zircon or any size is availableWeightAccording to the sizeQualityAAAAA,AAAA,AAA,AA, ...