Every lab diamond shared by Ada Diamonds has undergone a rigorous quality control check, is located in one of our showrooms, and is available for viewing, additional media, and immediate sale. We are considered the foremost authority on lab diamond quality and proudly maintain the highest standards in the industry.
Hand Selected, Never Sold Sight Unseen
The Four C's of This Lab Diamond
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Color: D
Color is the visible presence of color in a diamond and does not change over time. Color is measured on a scale of D to Z. Ada Diamonds only sells diamonds of color grades D, E, F, and G with half or our sales being D color (the best).
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