Based upon Chrono''s first questions - according to the GIA system - the least saturation is "(1) grayish/brownish;" and then (2) "slightly grayish (brownish)"; (3)"very slightly grayish (brownish)"; to (4) " moderately strong."
These seem to be - by their definition - brownish in saturation. Yet they say that is cannot have any color modifier but pink and orange...
These seem to be - by their definition - brownish in saturation. Yet they say that is cannot have any color modifier but pink and orange...