Large Natural Black Nephrite Jade Cabochon – 30mm Oval, High Polish, Grade A
Offered here is a high-quality natural black nephrite jade cabochon, expertly polished with a smooth, domed surface and deep jet-black coloration. This large oval stone measures approximately 30–35mm and features a clean, uniform surface with excellent luster.Material: 100% Natural Nephrite Jade (Not dyed, not synthetic)Color: Opaque jet black with faint greenish translucency at edge under strong lightCut: Domed cabochon, professionally finishedGrade: A / High Commercial GradeTesting: Verified using Presidium Gem Tester IIUses: Ideal for custom jewelry, wire wrapping, or collectionNo chips, cracks, or repairs. The back is unpolished and flat, ready for bezel or adhesive setting.