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The hue of pink can range anywhere from light pink to deep magenta, and the price can change significantly depending on the color. While other diamonds date as far back as 200 million years, this shade can be traced back 300 to 500 million years. However, despite their exclusivity, the stones are believed to be one of the most ancient types of diamond, thus adding to their appeal and symbolism of special, eternal love and affection. The stone is almost exclusively found in the Argyle mine of Western Australia, and before the mine's discovery decades ago, pink diamonds were barely in existence (or barely in conscious). One of the rarest stones in the world, the pink diamond is also one of the most expensive and makes for a unique and timeless engagement ring.
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