We at TheDiamond.com have put together one of the most extensive learning centers on the internet. We have a larger guide about diamonds, color stones, pearls and jewelry. The color stone guide breaks down the full range of precious and semi precious stones. Our jewelry guide is a full and extensive learning center that is all you need in order to buy jewelry with a peace of mind. We also have a very large guide about yellow and Canary yellow diamonds. We are one of the larger yellow diamond sellers online and as such have a deep and interesting guide.