Ruby, the gemstone that brings red to vivid life is certain to draw attention. This single stone interlocking stackable ring features an oval lab created ruby that is prong set atop a 2.5mm polished band. The synthetic gemstone is 4 x 3mm in size and the carat weight is 0.25. Wear it alone or in stacked in a collection to complete an easy elegant look. Guaranteed to fit together perfectly with all of the mix and match Stackable Expressions rings.