![]() Some sapphire stones even exhibit color change, shifting from blue in daylight or fluorescent light to reddish-purple under incandescent light, much like the color-changing alexandrite gemstone.īlue sapphires typically have better clarity than rubies, though they often have long, thin rutile inclusions called “silk.” Inclusions generally make gemstones less valuable, but they can increase the value of sapphires that exhibit asterism-or stars-the four- or six-rayed star pattern of light produced by the fibrous inclusions, elongated needles, or growth tubes in a gemstone. Sapphire gemstones come in almost any color except red, which is classified as ruby. Pinkish-orange varieties are known as padparadscha, and these typically have higher per-carat values than other colors of fancy sapphire. Secondary hues of green or gray detract from sapphire’s value. The highest valued sapphires are vivid blue, sometimes with a violet hue. The quality factors of sapphires are not as clearly defined as other gemstones like diamonds, but generally, the 4Cs still apply. Like diamonds, sapphires are assessed by color, clarity, cut, and carat size, in addition to country of origin.Ĭolor is the key indicator of a sapphire’s price. Whatever your reason for buying sapphire, you can’t go wrong with this brilliant gemstone, whether you’re seeking classical blue or another shade of the sapphire rainbow. Sapphires make stunning jewelry gifts for anyone born in September or celebrating a 5th or 45th wedding anniversary. American Gem Society Titles & Designations.Advanced Personal Property Appraisal Course (APPA).The Practical Guide to Jewelry Appraising.The History of the Diamond as an Engagement Ring.History of the Diamond as the April Birthstone.
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