The easiest way to locate family crests is to search online with your surname. If your surname has many derivatives such as Griffon, Griffen etc. and you know it's origon, it's probably best that you search for it's geograpical origan such as 'Irish family crests'.
Family crest jewelry is available for those who enjoy it or collect it. A family crest ring is a good way to show off your family's coat of arms. Your family history shows your origin, where you came from, wear it with pride.