An engraving is a carving of special meaning, either because of its content or its craftsmanship. In dreams the spiritual relevance will be particularly highlighted.
Psychological / emotional perspective: When we dream of engraving an article, we are creating an object that has personal meaning. We may be recording information or marking a special event.
Material aspects: If we dream of finding an engraved article we might consider it as a message from the past. There is the potential for it to hold secret information. Following the fashion of engraving an article to mark an achievement or special event, it will have the same meaning as an accolade.