I called this ring the significant ring.
It is about 7.5mm wide, and is hand carved. I decided to leave the file marks in so the process of making became the decorative detail. I worked a long time on the inside of the ring so that it feels very smooth and is comfortable to wear.
significant adj. 1. important; of consequence. 2.expressing a meaning; indicative. 3. having a special or covert meaning; suggestive. -n. 4. Archaic. something significant; a sign.
this ring is available at e.g.etal