Pacific Opal 10MM is the perfect Swarovski crystal topper for your Qudo ring base.  With an assortment of Qudo toppers and Qudo ring bases to choose from you can create the stacking rings of your dreams.  The stainless steel ring bases and toppers are anti-tarnish and have excellent quality.  The weight of the stainless steel rings and tops are not flimsy or weak.  To create the style of stacking rings you would like... start with a base and choose a top.  From there evaluate how many rings and toppers you would like to add to your stacking rings.  If you don't want to stack just choose a skinny band or a wide band and go from there.  The look is up to you.