1. Oxidized Black-Grey Band, $95
2. Copper Inlay Wedding Band, $229
3. Square Onyx Band, $850
4. "Butter" White Gold Ring, $570
5. Tiny Black Diamond Band, $170
6. Custom Fingerprint Ring, $199
7. Coin Edge Band, $150
8. Love Knot Ring, $132
9. YOU + ME Engraved Ring, $115
10. Rose Gold and Diamond Pine Tree Ring, $545
11. Custom Stamped Latitude Longitude Ring, $82
12. Eco-Friendly Black Silver Diamond Ring, $165
This Etsy seller has a number of variations on this tiny-diamond brushed-metal motif.