The Moh's Scale of Hardness ranks minerals, gemstones, metals and other materials based on what material scratches what other materials, and what materials are scratched by it in return. Basically, a material can be scratched by anything ranked above it and can scratch anything ranked below it. This is important because you're going to learn how to mostly prevent the #1 reason fine precious metal jewelry becomes damaged and doesn't last the lifetime you expect it to last!

Journalists have known for decades what anyone who tries to do so finds out pretty quickly: it’s hard to sell a diamond for anywhere close to what you paid for it. But if you need cash and fast...what’s to do? Enter CubicZirconia.com's "Diamond Downgrade" program, which allows you to keep your jewelry, just sell the diamond for fast cash at a fair price, have it replaced with our 5A/AAAAA cubic zirconia...and be assured that no one will ever know the difference.

Over time any sterling silver jewelry piece exposed to air will tarnish by changing colors. Yes: ALL sterling silver jewelry will tarnish/discolor over a long enough time. But that is not to say sterling silver will ‘tarnish quickly’ in a general sense or that it will tarnish with normal wear for one wearer during their years of wear. Allow us a minute or two to explain the factors that will cause our sterling silver jewelry to tarnish more quickly than it should.

Sterling silver will tarnish more/more often over time than 10 karat gold, which is more susceptible to tarnishing than 14 karat gold. 14 karat gold is itself more likely to become tarnished than 18 karat gold. Here's why...and what it means to you as a jewelry buyer.

In addition to being the most popular clear natural diamond substitute in the world over the last few decades, cubic zirconia is also an extremely viable colored gemstone and birthstone simulant. In this blog post below, you'll get more details on our colored cubic zirconia stone options. We can make and sell you colored cubic zirconia stones in pretty much any color you want, any in any mm/carat size too.