GULICX Women's Bridal Cubic Zirconia Brooch Bouquet Pin Elegant Party Jewelry Silver Plated Base All stones are cubic zirconias. Cubic Zirconia is well known as a substitute for diamond, due to its high hardness and great fire. They are pronged to the metal and you never have to worry about loosing stones. Occasion: party, ball, prom, wedding, enagement, dating day Size:6.3cm L/ 2cm W (2.5"L/0.8"W). One brooch Weight:11.6g Well wrapped in an exquisite jewelry gift box. A great choice for giving as a gift. Normally,shipping in 1~2 business day,the transportation time is about 7-18 Business days.