Tianyu Wholesale GIA/ IGI certified Lab Grown 1ct to 3ct DEF VS Emerald Cut HPHT/CVD Loose 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