289Cts. Natural Black Onyx Oval Cabochon Loose Gemstone 17Pcs Lot 18-22MM RQ-2553

289Cts. Natural Black Onyx Oval Cabochon Loose Gemstone 17Pcs Lot 18-22MM

Cut Grade: Excellent Transparency: Opaque Treatment: Not Enhanced Country of Origin: India Size: 12X18X04 - 15X22X08 mm Color: Black Certification: No Country/Region of Manufacture: India Gemstone Clarity Grade: Unknown Gemstone Color: Black Gemstone Creation: Natural Gemstone Form: Polished Gemstone Shape: oval Gemstone Treatment: Not Enhanced Gemstone Type: onyx Item Depth: 04-08 mm (Approx) Item Length: 18-22 mm Item Width: 12-15 mm Total Carat Weight: 289 .00 Cts.