Shield of arms of HRH Prince William, the Prince of Wales (born 1982) son of King Charles III and Diana, Princess of Wales. The coat of arms was granted in 2022 to him as the Heir-Apparent to the British and Commonwealth thrones. 
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Quarterly, 1st and 4th Gules three lions passant guardant in pale Or armed and langued Azure (for England), 2nd quarter Or a lion rampant within a double tressure flory-counter-flory Gules (for Scotland), 3rd quarter Azure a harp Or stringed Argent (for Ireland), with over all a label of three points Argent, and on an inescutcheon ensigned by the coronet of the heir-apparent, quarterly, Or and Gules four lions passant guardant counterchanged (for the Principality of Wales).

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Coat_of_arms_of_the_Prince_of_Wales.svg
Coat_of_arms_of_the_Prince_of_Wales.svg: Sodacan
derivative work: Sodacan (talk)