Our Gem & Crystal Essence Sets... we have a large range of single Gem & Crystal Essences to choose from for your set! Our Crystal Essence Collection set is a wonderful starting place, and contains twenty powerful and deep acting Gem & Crystal Essences. With our Gem & Crystal Esssence self select set of ten you can choose any ten different  essences for your set. With over 200 handmade single Gem & Crystal Essences to choose from, there are plenty of essences to explore!