23.7ct Oval Cabochon Black with Blue Sparkle Nuummite GemstoneWeatherham Estate Treasures4(223)$165Mar 25, 2026
5.49 ct Natural Black Star Diopside, Oval Cabochon, Opaque, IndiaWeatherham Estate Treasures4(223)$7424 hrs Left
4.71ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL UNTREATED RARE 13x10mmModern Jewelry4.4(204)$3,300Mar 19, 2026
Natural Blue Sapphire 4.07 Ct. Oval Cabochon Shape 9.4 x 8.1 Mm. Gemstone From MadagascarTreasure of Gems & Jewelry4.4(223)$13 days Left
