Natural Spinel Black Round Brilliant Loose Unset Gem (7mm) click for more sizes
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<b>[Product Information]</b><br>
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<li>All genuine Optima Gem products come with our certificate of quality and authenticity upon request.</li>
<li>Fine Cut = Precision cut or visually imitates a precision cut. These stones have equal and symmetrical faceting with proper cutting angles ("critical angle') and depth</li>
<li>AAA = eye clean, any inclusions will not be visible to the eye. Free matching upon request.</li>
<li>Optima Gem is a US based small business that has provided honest, accurately graded gemstones for over 25 years. Satisfaction Guaranteed.</li>
<li>If you are ordering more than one gem, we recommend you order items Shipped by Optima Gem so we can match your gems and include them all in one package.</li>
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