Shop › Double Turquoise Ring Size 6.5 Image 1 of 1 Double Turquoise Ring Size 6.5 $160.00 Two pieces of turquoise set in .925 sterling silver on a split shank size 6.5 band. This is a ready-to-ship item. Add To Cart Added! Two pieces of turquoise set in .925 sterling silver on a split shank size 6.5 band. This is a ready-to-ship item.