Implant-Grade Titanium Ring with Internal Thread & Cubic Zirconia The Titanium Double Lined Ring is a refined accessory crafted for professionals who value precision, durability, and clean aesthetics. Made from implant-grade titanium (ASTM F-136 Grade 23), this ring offers exceptional strength, corrosion resistance, and a hypoallergenic composition suitable for sensitive skin. Its double-lined design adds subtle depth and a modern finish, while the internal threading allows for smooth insertion and secure fastening. Finished with a clear Cubic Zirconia stone, this ring delivers understated brilliance without compromising on durability. Available in 8mm or 10mm diameters, the Titanium Double Lined Ring is ideal for professional studio use and curated jewelry collections. Key Features Implant-grade titanium (ASTM F-136 Grade 23) Hypoallergenic & nickel-free, suitable for sensitive skin Internal thread for comfortable insertion and secure fit Elegant double-lined design with clean detailing Clear Cubic Zirconia for subtle, polished shine Diameter options: 8mm / 10mm Product Information Material: Titanium-6Al-4V-ELI ASTM F-136 (Grade 23) Stone: Cubic Zirconia Stone Color: Clear Diameter: 8mm or 10mm A minimalist titanium ring that balances secure design, comfort, and timeless style.