Blemish

A blemish refers to a minor imperfection or flaw visible on a piece of jewelry.

Part of speech: noun
Definition: In jewelry terms, a blemish typically denotes any small imperfection or defect found on the surface of gemstones or metals, which can affect the item's overall appearance and value. These imperfections can range from scratches, nicks, and pits on metals to natural inclusions, chips, and external marks on gemstones. The presence and severity of blemishes are considered when assessing the quality and grade of jewelry, especially in high-value items like diamonds and pearls. While some blemishes can detract from a piece's beauty and value, others are viewed as unique characteristics that add to the individuality and authenticity of the jewelry.