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The Oldest and one of the most respected jewellery companies, Garrard, has made one of the most expensive jewellery pieces in the world: the Heart of the Kingdom. It currently has an enormous value of $14 million. The jewellery piece features a remarkable Burmese ruby of 40.63 carats, shaped like a heart. It is an extremely rare ruby, and is mounted on a 155 carat diamond necklace, studded with 150 diamonds. The ruby comes with reports from a Swiss laboratory, which verify the authenticity and rarity of the gem. The stunning necklace can be transformed into a tiara, as well.
source by https://www.wonderslist.com/10-most-expensive-jewellery-pieces-in-the-world/