C

Competing brands may differ from "C" in terms of design, target market, pricing, and product range. These brands might offer different styles of jewelry, cater to diverse demographics, and have varying brand aesthetics and values."C" is good because it offers a unique combination of a stylized "c" and gem design that sets it apart from traditional jewelry brands. The brand is believed to be active, which indicates ongoing relevance and presence in the market. Additionally, being owned by "L. Congress, Inc." suggests a reputable company backing the brand.