Zaozhuang Ruizhong Gem Crystal Material Co., Ltd.  

Product Name: Double Color Yellow Blue Corundum Material Model NO.: HL-6 Suitable for: Unisex Style: Popular Grade: Mid Color: Yello Blue Type: Material Classification: Synthetic Corundum Density: 3.98g/cm3: Hardness: Mohs 9 Color: Yellow Blue: Diameter : More Than 16mm Trademark: polaris Transport Package: 5kgs/Box Specification: grade A+B, C, E, F Origin: China HS Code: 71049019 Product Description Zaozhuang ruizhong gem crystal material Co., ltd is invested by yantai huajing gem Co, ltd. It is registerred into stock company in zaozhuang in April,2011.advanced technicians are 8 persons , The major product is rough ruby #1,#2,#3,#5,#8, alexandrite, blue corundum,white sapphire in half boules.yantai company was built in 1976 blue corundum,white sapphire in half boules.yantai company was built in 1976.The quantity of an annual is about 200 tons, 60% of which are exported to India, South Korea,Pakistan, Japan,the United States,France,product quality and foreign exchange,with Outstanding products.Description:widely used in ornaments such as ring, necklace,and other jewelryThe material is aluminum oxide , thediameter is more than 16mm, the length is more than 50mmThe grade is AB, C , E and F Quick DetailsBrand Name: polarisPlace of Origin: Shandong, China (Mainland)Model Number: HZLGemstone Type: Synthetic (lab created)Gemstone Color: yellow blueGemstone Material: corundumGemstone Shape: half boulesGemstone Size: diameter more than16mmGemstone Weight: more than 40gdensity: 3.98g/cm3hardness: mohs 9Packaging & DeliveryPackaging Details:5kgs/box, 4boxes/carton, 20kgs carton, carton and plastic bagDelivery Detail:1-10days