Abu al-Kanood says that in a certain battle I found a gold ring. I wore it and came to Sayyiduna Ibn Mas'ud (may Allah be pleased with him). He placed it between his two jaws and bit it, and said: The Prophet (peace and blessings be upon him) forbade gold rings and signet rings.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 3804
Hadith Gradingحکم دارالسلام:صحيح لغيره، وهذا إسناد ضعيف لضعف يزيد.