Quick view Choose Options Sterling Silver American Eagle Black Onyx Mens Open Nugget Ring Sterling Silver American Eagle Black Onyx Mens Open Nugget Ring. Metal: 925 Sterling silver.Top width: 0.7" (18mm).Bottom band width: 0.17" (4mm).Weight: 9 g.Gemstone : Onyx.Stone shape: square.Finish: rhodium-coated polish Made in USA. MSRP: $150.00 $89.99 Choose Options Compare