Natural Black Onyx Oval Cabochon Lot – Flat Back, Calibrated Smooth Gemstones for Handmade Jewelry Making, Loose Stones in 5x7mm to 15x20mm Sizes – (Pack of 5 Piece)

Enhance your handmade jewelry creations with the deep, rich elegance of our Natural Black Onyx Oval Cabochon Lot. These high-quality, calibrated gemstones are expertly cut with a smooth domed top and flat back, ideal for a variety of jewelry settings and creative projects. Sourced from natural onyx, each stone is polished to a glossy finish, showcasing the luxurious black tone that makes onyx a timeless favorite among designers and collectors. Available in a full range of sizes from 5x7mm to 15x20mm, these Oval cabochons provide flexibility for any design, whether you're crafting delicate stud earrings or bold statement rings and pendants. The flat-back design makes setting simple and secure, perfect for bezel settings, glue-on mountings, or wire wrapping. Our Black Onyx Cabochon Lot is ideal for professional jewelers and hobbyists alike. The stones are hand-selected for their uniform size, deep black color, and high polish. Their consistent calibration ensures compatibility in sets and symmetry in designs. Natural black onyx is a powerful stone, often associated with protection, strength, and grounding. Its dramatic, sleek appearance makes it suitable for both modern minimalist designs and classic vintage styles. These versatile cabochons can be paired with silver, gold, or copper for striking contrasts and elegant looks.

• GENUINE BLACK ONYX – Made from natural, unenhanced onyx with rich, deep black color; perfect for elegant, timeless jewelry designs.
• CALIBRATED OVAL STONES – Smooth domed top and flat back; precisely cut for consistency in size ranging from 5x7mm to 15x20mm.
• HIGH POLISH FINISH – Each cabochon is carefully polished for a sleek, reflective surface that highlights the stone’s natural luster.
• HAND-SELECTED QUALITY – Professionally inspected for shape, polish, and color; ensures premium-quality stones in every lot.
• IDEAL FOR JEWELRY MAKING – Great for bezels, glue-on settings, wire wrapping, and custom handmade jewelry pieces.