KMB132blk Coal Black Concrete Cuff *NEW*


KMB132blk Coal Black Concrete Cuff *NEW*



Coal black concrete is set into a 10mm wide stainless steel cuff. Perfect as a set – mix and match with the gray concrete (KMb132). One size available at 66mm inside diameter. Custom sizes available at added charge.

Prices shown in USD.


Materials Concrete + Stainless Steel
Size 10mm x x66 x 50mm i.d.
Lead Time 24 hours

Additional information


We use a new generation of concrete for our jewelry called ultra high performance concrete which has the compressive strength of 150 Mpa. Over 20 times stronger than traditional concrete. We offer a lifetime warranty on these rings, if the concrete were to chip or break at anytime, we will replace it.

Sizing Information

These bracelets fit an average size wrist. We can customize them to be larger or smaller. Please email for more information.