Ideal Design: **
**"Mars Warrior Ruby Ring"**
- **Gemstone**: Natural, vivid red ruby (oval or cushion cut for boldness).
- **Metal**: **Black tungsten** or **titanium** (scratch-proof, hypoallergenic, rugged look).
- **Style**: Angular/geometric (hexagonal bezel, chunky band) with **red enamel accents** (fiery contrast).