If they are connected with a wholesaler that offers them great prices they are then able to use a lower mark-up price when selling their diamonds to you. When we look at jewelry, we see that copper is one of the most important metals of the jewelry industry. In other words, your 14kt gold ring may contain up to 41% copper.
Explanation of Cut, Color and Clarity of This Diamond
Cut Quality Diamonds of premium cut proportions are almost as good as ideal. Most people will not be able to distinguish an idea cut from premium. Less diamond material is lost in the process of cutting the diamonds making it less expansive. One needs to keep in mind that appearance of a diamond is very subjective and cannot be fully evaluated just by their proportions along.
Color F color diamonds are close to colorless. F color grade is rare and only surpassed by colors D and E. The naked eye will not detect any presence of color. For perfectionists, look for diamonds with low fluorescence.
Clarity SI1 clarity diamonds are slightly included. SI1 diamonds have some inclusions visible under 10x magnification but not easily visible to the naked eye. A diamond with this grade of clarity is an excellent choice for someone on a limited budget.