An Eclectic and Travel Inspired Collection. A Blend of City Chic with Modern Edge. TWO THEORIES is a jewelry label for the independent, sophisticated woman who loves fashion but always creates her own style. We believe that jewellery is key to completing any look, which is why our lines provide a diverse selection of endless styling and layering choices. By carefully curating quality handmade pieces, our aim is to offer lasting wardrobe treasures at an affordable price.