- Material: ASTM F136 titanium
- Stone: Crystal
- Closure: Internal thread
- Stone diameter: 3–8 mm
- Finish: Polished
- PVD coating: In the Gold option
The PVD (Physical Vapor Deposition) is a vacuum-coating process that forms an extremely durable layer on titanium. It maintains the material's biocompatibility and provides longer-lasting colour, as well as greater resistance to scratches and wear.





