The clarity of a yellow sapphire is also important, but unless it is a serious flaw, the positive aspects, such as a phenomenal color and stone size, can outweigh any downside of the sapphire. A stone with a good cut will cost slightly more, however, this is much less significant than the impact a sapphire's color and carat size can have on its value. This quality makes cutting sapphires less of a risk. Yellow sapphires, like all sapphires, rank 9 on the Mohs scale of hardness, putting these delightful stones right behind the diamond, “the hardest natural substance known to man,” which ranks 10 on the scale. While the presence of iron is the main cause for the blue coloring in blue sapphires, titanium is the leading cause for yellow sapphires, similar to the way in which nitrogen provides the yellow hue in fancy color yellow diamonds. There are red sapphires too, but they are better known as rubies. Most sapphires are blue, but other colors including yellow, pink, white, green, orange, and purple exist. All sapphires are a variety of the mineral corundum. Like diamonds, yellow sapphires are assessed based on the 4 Cs color, cut, clarity, and carat, and like color diamonds, yellow sapphires are mainly graded based on their color. Let us take a look at these fascinating stones and what sets them apart from their blue counterparts as well as their diamond rivals.Ī rough yellow Sapphire, before polishing - Courtesy of wikipedia | Sapphires In fact, yellow sapphires are often compared to yellow diamonds, one of the most popular types of fancy color diamonds. The term, sapphires, almost immediately brings up images of stunning blue stones, but the truth is, sapphires are found in a number of colors including yellow.
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