Round Tube Bezel Setting Metal Type:18K White Gold this Swiss-blue topaz is a

this Swiss-blue topaz is a great choice for your custom designs

Made with 14-gauge copper

Use it by itself for petite earring designs

Outside Dimension: 4"W x 7"H (10

Round Tube Bezel Setting Metal Type:18K White Gold this Swiss-blue topaz is aThis 18 karat white gold tube setting holds one 2. 5mm round faceted gemstone. Pre cut seats provide a professional start to stone setting and help ensure level setting. Tube settings are literally cut from (or cast as) a tube with enough thickness to allow a seat for the gemstone to be cut into their interior walls. The setting is finished in roughly the same way as a bezel; the tube walls are pushed inward and burnished over the girdle of the stone