Durable. Modern. A 7 mm stainless steel ring core in size 13, crafted from high‑grade stainless steel—perfect for creating strong, stylish rings in wood, resin, hybrid, or crushed‑stone designs.

The Stainless Steel 7 mm – Size 13 Ring Core offers a sleek, contemporary profile with exceptional durability. Made from stainless steel, it is corrosion‑resistant, hypoallergenic, and built for everyday wear. The 7 mm width provides a balanced, comfortable feel—ideal for both minimalist designs and detailed inlay work.

As a 1‑piece ring core, it delivers maximum strength and simplicity. With no seams or joins, this solid core provides a stable, precision‑machined foundation for professional‑quality ring making.