For many people, a diamond may be the largest jewelry purchase in a lifetime. With that in consideration, Brock's Jewelers understands the importance of providing quality and value to our customers. We strive to help our customers make informed decisions when shopping for fine jewelry. We hope to prepare you to make an informed decision on what diamond is right for you. A diamond's true value is often determined by qualities an untrained eye may not see, and the differences can be subtle. To understand these differences one must understand the 4C's; cut, color, clarity, and carat weight. It is the combination of these four characteristics that determines the value of a diamond.