Purchasing diamond rings online is one of the best ways to hunt a good deal. However, most people are concerned about the quality of such diamond rings since they cannot touch or see it for real before purchasing it. Luckily, most online sites offer a 40x magnifiers that are sure to offer a better view of gemstones. Note that physical stores only employ a 10x diamond loupe. Additionally, they offer GIA certificate along with your rings so that you do not have to worry about the authenticity of a stone.