You shall make settings of gold filigree
As a gem cutter engraves signets, so you shall engrave the two stones with the names of the sons of Israel; you shall mount them in settings of gold filigree.
and two chains of pure gold, twisted like cords, and you shall attach the corded chains to the settings.
and they made two settings of gold filigree and two gold rings and put the two rings on the two edges of the breastpiece,
He made the breastpiece, in skilled work, like the work of the ephod, of gold, of blue, purple, and crimson yarns, and of fine twisted linen.