The d color grade is the highest quality color grade a diamond can receive and can reasonably be called the best color for a diamond.
													
																	Best color diamond rating. 
									
	
		
	
																	This short video explains the gia color scale and how gia classifies a diamond with a letter grade from d to z by comparing it to masterstones representing the color grades on the gia scale. 
																	Hence it is important to get a gia expert s opinion in evaluating the best color for your diamond. 
																	However it s a little more complicated than that. 
																	Diamond color ranges from d colorless to z light yellow in color. 
															
													
									
	
		
	
																	Best can be very subjective especially when it comes to diamonds. 
																	However there are times when the best color grade to buy is actually one with a yellowish tint. 
																	For example if you are buying a yellow gold setting or looking to get a vintage design diamond ring i would recommend getting lower color diamonds in the i j and k range to complement the setting. 
																	For the best value in what would appear to the naked eye as a colorless diamond look for g j diamonds. 
															
													
									
	
		
	
																	D through f are the most valuable ratings but i which is in the near colorless range is still considered a good color rating. 
																	Because color is easier to detect in larger diamonds opt for g h in diamonds over 1 carat and i j for those under 1 carat. 
																	But these ratings are determined by expert gemologists comparing against a set of master stones.