PRICES MAY VARY. This plaid pattern, or tartan, is best known for its association with the royal House of Stewart and is famously the personal tartan of Queen Elizabeth II. But who can wear Royal Stewart? Despite its royal associations, the Royal Stewart Tartan can be worn by anyone, a status confirmed by the Scottish Register of Tartans, which states: "In the same way that clansmen wear the tartan of their chief, it is appropriate for all subjects of the Queen to wear the Royal Stewart…