Natural Extra Fine Black Onyx - Marquise Buff Top Cabochon - Brazil - AAA+ Grade

Natural Gems Only: 100% Earth Mined No Synthetics, No Simulants Full Disclosure of Any Treatments   Our gemstones are hand-selected with a strict criteria for cut, clarity, and color. All of our gemstones are inspected, evaluated, and screened by a GIA Certified Gemologist to guarantee quality and accuracy in grading. MM size is the best measurement to select the right gemstone size. All gem carat weights are approximate.   100% Satisfaction Guarantee - Superior Quality - Free Matching Service Natural Onyx Species: Chalcedony Shape/Cut: Marquise Buff Top Cabochon - Single Bevel - SBBT Quality: AAA+ Clarity: Clean + Color: Extra Fine Black Polish: Excellent RI: 1.535-1.539 Specific Gravity: 2.6 Hardness (Mohs): 6.5-7 Treatment: Dyed (Standard) Origin: Brazil With this gemstone we guarantee all grading, treatment disclosure and competitive pricing. We believe in and follow full treatment disclosure of our gemstones. 100% satisfaction guaranteed. We back this