To engrave jewelry, one typically needs a specialized machine known as a jewelry laser engraver. These machines are specifically designed for detailed and precise engravings on various types of jewelry materials like gold, silver, platinum, or even softer metals like brass or copper. Jewelry laser engravers often come equipped with specific features suited for delicate designs and fine lettering required in the jewelry industry. These machines typically offer high precision, controlled power output options, and advanced software capabilities that allow for intricate customizations on rings, pendants, bracelets, and other pieces of jewelry.