Carcanet or carcan is a jeweled collar or necklace, from the old French, carcan, meaning collar. Carcanets were typically quite elaborate and formal, and worn closely fitted. The style seems to have first appeared with the reemergence of the necklace during the end of the medieval period in the late 1300s.
Tudor Rose, Cambridge King's College -- The emblem of King Henry VIII was the Tudor rose and the Beaufort portcullis. The red and white Tudor rose represented the combination of the House of York and the House of Lancaster. The Beaufort portcullis relates to his Tudor ancestors.