Onyx 12x10mm Cushion MOP Centre Buff Top Countersunk

Vintage onyx 12 x 10mm Cushion mother of pearl Centre Buff Top Countersunk. The design pairs a deep black onyx frame with an iridescent mother of pearl centre, finished as a smooth buff top for a clean, decorative profile. The countersunk opening suits secure mounting in custom jewellery or small decorative projects. Countersunk drilled to hold a silver or gold setting for a small gemstone.

Please note: Natural gemstones may vary slightly in colour, clarity and inclusions. Product images are representative, and individual stones may differ.