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Ideal cut: Highest cut grade. Its proportions produce a beautiful balance of fire and sparkle in a diamond.
D color: Highest, absolutely "colorless" grade, appreciated best set in platinum or white gold. Exceptionally rare.
VS1-VS2: Very slightly included. Minor inclusions ranging from difficult (VS1) to somewhat easy (VS2) to see at 10x magnification.
Receive 100% credit of your original Blue Nile diamond purchase price towards the purchase of a new diamond that is valued at least twice the price of your original diamond.