ring blank (10x13mm/12x16mm/13x18mm oval blank) adjustable thai sterling silver ring base antique style oval cabochon ring setting r625b (13x18mm) great ring blank material: thai sterling silver (925 silver in vintage style)<br><br> weight: 3.9g, 4.2g or 5.1g<br><br> color: vintage style silver<br><br> size: adjustable<br><br> blank shape: oval<br><br> blank size: 10x13mm, 12x16mm or 13x18mm<br><br> you will receive 1 pc ring blank. please select a blank size.