Pink Panther jewel believed to be the largest pink diamond in the world. The stone is estimated to weigh 175 and 195 carats and is a light pink color. Its exact weight is unknown because it has been mounted in its brooch setting for over 130 years. The stone is part of the Iranian Crown Jewels and is displayed at the Central Bank of Iran in Tehran. The Pink Star (formerly known as the Steinmetz Pink Diamond) is classified as a vivid pink and weighs 59.60 carats. It was discovered in Africa and is the largest Fancy Vivid Pink diamond in the world.
Crown Jewels of the United Kingdom include the Koh-i-Noor diamond presented to Queen Victoria in 1850 following the British conquest of the Punjab. Originally and set in an armlet, it was cut down to an oval brilliant weighing , which Victoria mounted in a brooch and circlet. The second was Queen Mary's Crown; also unusual for a British crown in having eight half-arches, it was made in 1911 for the coronation of Queen Mary and George V. It contains 2,200 diamonds and has contained Cullinans III and IV. In 1914, both stones and the Koh-i-Noor were replaced with crystal replicas and the arches were made detachable