Tiffany Co Tiffany & Co. is likely the most famous and well-known expensive jewelry brand. Founded by Charles Lewis Tiffany, the brand's many storefronts are recognizable by their blue branding.

Think of them as the “Walmart" of jewelry companies. They offer mass-produced jewelry that is quickly (and not skillfully) made. They have to make thousands of identical rings to supply all their stores. And to cut costs they manufacture in China and India.

Mejuri is one of the best online jewelry stores around, and it's our pick for best overall because it has a little bit of everything in terms of materials, designs, styles, and convenience. It also has excellent prices, including fine jewelry, which can add up pretty quickly.

Check the reputation of various jewelry stores. There are a lot of review sites such as Yelp & Google Review that offer helpful tips from their past customers. This will give you a fair inkling of what to expect from certain jewelry stores.