The crest is: "a lion statant guardant Or wearing a prince's coronet, and charged on the chest with a label of three points Argent." However on the arms themselves the label is charged at the centre point with an anchor Azure.
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Photograph by Max Marcus
There is some controversy about the direction in which yesterday's lion was facing so I am advancing the theory that it was respecting the Sovereign since, thanks to Leslie and Charles's book "The Stallplates of the Order of the Thistle," we know that the stalls were arranged as follows: