Yehuda Diamond Company, an online retailer of clarity enhanced diamonds, has recently been sued by their online competitor Blue Nile. Blue Nile claims certain statements about clarity enhanced diamonds can be misleading to consumers. Clarity Enhancement is a process by which microscopic material is inserted into diamonds that contain feathers. This filling material contains the same optical properties as diamond itself and causes light to pass through the feather. This treatment process makes it harder to view such inclusions. In the complaint, Blue Nile acknowledges that “clarity enhancement can improve a diamond’s apparent clarity by one or two grades.” However, it states that these statements can be misleading to consumers looking to buy quality diamonds.

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