حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا إِسْمَاعِيلُ ابْنُ عُلَيَّةَ، عَنْ عَبْدِ الْعَزِيزِ بْنِ صُهَيْبٍ، عَنْ أَنَسِ بْنِ مَالِكٍ، قَالَ اصْطَنَعَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ خَاتَمًا فَقَالَ ‏"‏ إِنَّا قَدِ اصْطَنَعْنَا خَاتَمًا وَنَقَشْنَا فِيهِ نَقْشًا فَلاَ يَنْقُشَنَّ عَلَيْهِ أَحَدٌ ‏"‏ ‏.‏

It wasnarrated that Anas bin Malik said: “The Messenger of Allah(PBUH)had a ring made for him, and he said: ‘I have had a ring madeforme and had it engraved, and no one should make a ring with similarengraving.’” Translation Not Available

Book Ref: Sunan Ibn Majah Book 32 Hadith 3640
Web Ref:  Sunan Ibn Majah Vol 4 Book 32 Hadith 3640