Lady Jane Grey's Necklace

Origin
Lady Jane Grey was on English noblewoman who became the Queen of England for nine days, She claimed the throne after the death of King Edward VI of England. A few days after she became Queen she sent a letter to Mary I of England to recognize her as Queen. Which made Mary to raise an army to overthrow Lady Jane Grey which made Lady Jane Grey to abdicate and pass the crown to Mary I, She was then charged with high treason and then executed ot long after.