Large example of Stevens and Williams Silveria design with pinched body and ruffled top, decorated with green glass threads over an iridescent background of blue, gold, purple and pink over internal silver foil. Signed on the underside with an etched "SW". The vase has numerous burst bubbles with light oxidation, and rough edges on some threading, all aspects which are common with this design from the manufacturing. Very good to excellent condition. Condition: Dimensions: 13" x 6- 1/2".