The coil comprises a coil carrier, a coil wire at least partially surrounded by an insulating layer and wound around the coil carrier, as well as a protective cover layer at least partially covering the coil wire wound around the coil carrier. The coil wire is composed, at least partially, of silver, the insulating layer surrounding the coil wire is composed, at least partially, of a ceramic material, and the protective cover layer is composed, at least partially, of a ceramic material and/or a glass.