Vintage Sterling Silver Polished River Rocks or Pebble style Ring Size 6

Vintage solid Sterling Silver polished river rocks or Pebble style ring Unique vey thick solid Sterling graduating style band - wider in front Width graduating from Front 9.1mm (.36") to Back 7.9mm (.31") Front/Top thickness: 2.7mm Back Thickness: 1mm Hallmark: 925 Preowned in great condition - Minor scratches on smooth sides This is old Sterling Silver which is much better quality. Age 25 years. Looks almost like the John Hardy ring that retails for $285