The Messenger of Allah ﷺ had a ring made of silver and engraved on it "Muhammad, Messenger of Allah." He said, "I have had a ring made of silver and engraved on it 'Muhammad, Messenger of Allah,' so no one shall engrave the same inscription on his ring."
حدثنا مسدد حدثنا حماد عن عبد العزيز بن صهيب
أن رسول الله ﷺ اتخذ خاتما من فضة ونقش فيه محمد رسول الله وقال إني اتخذت خاتما من ورق ونقشت فيه محمد رسول الله فلا ينقشن أحد على نقشه