Discover our premium collection of natural onyx gemstones, celebrated for their deep black colour, smooth lustre, and timeless elegance. A favourite among jewellers and designers, onyx is a versatile gemstone that complements both modern and classic jewellery, making it an excellent choice for bespoke creations and gemstone collections.

Our range includes genuine loose onyx gemstones in a variety of round, oval, pear, cushion, heart, marquise, cabochon, and faceted cuts, available in multiple sizes to suit every jewellery project. Whether you’re designing a sophisticated ring, pendant, earrings, bracelet, cufflinks, or a statement piece, you’ll find the perfect onyx gemstone to bring your vision to life.

Each natural onyx is carefully selected for its rich colour, quality, and finish, ensuring a striking appearance and lasting durability. Popular with professional jewellers, jewellery makers, gemstone collectors, and enthusiasts, onyx offers exceptional versatility and pairs beautifully with gold, silver, platinum, and contemporary jewellery settings.

Browse our collection of natural loose onyx gemstones today and discover premium-quality gemstones at competitive prices. With trusted UK service, carefully sourced natural gemstones, and fast delivery, LC Gemstones is your destination for genuine onyx gemstones for jewellery making, collectors, and bespoke jewellery.