Item Information Dimensions (mm) 21x 12mm 18K Gold Australian Natural Crystal Opal Earrings Wedding Diamonds Gem Jewelry Attention:All Opal stones are from Australia, & some of the finished products are designed & processed in China.So Opal products in my store are delivered by Chinese factories. More Affordable price,Only make a reasonable profit,So I can offer a high quality item & affordable price for every customers, Better service ,if you have any problem with my item,please feel free to contact me, I will try my best to solve it. Free EMS 18K Gold Australian Natural Crystal Opal Earrings Wedding Diamonds Gem Jewelry