Tianyu Wholesale Lab Grown Big Carat Size 3ct DEF VS Excellent IGI Certified Loose Pear Cut HPHT/CVD Diamond 1.Firstly, put the HPHT diamond in to a Plastic vacuum bag. 2.Packed with Polyethlyene Bag and Soft Paper. 3.Put some bubble paper into the carton box for proteciting stones. 3.As customer requested