A product of biological process instead of geological, the pink gems can be obtained from the oyster Pinctada maxima, whose pearls are popularly known as South Sea pearls.

Though most popular in white, pearls are also available as pink gemstones. Source: MASAYUKI KATO via Wikimedia Commons Pink Pearl The pink pearl of the conch along with other varieties In astrology, topaz is birthstone to Sagittarius. Topaz is the traditional birthstone for November.

Hence, whilst other colors comes cheap, pink topaz is one of the most expensive of pink gemstones, with prices of up to $2,500 a carat. Pink gems come from the variety of topaz called imperial topaz. Though most popular in yellow, orange and blue, topaz also occurs as pink stones. Source: Rob Lavinsky, – CC-BY-SA-3.0 Pink Topaz The pink stone is now also mined in Burma. Discovered in 1987 in Quebec, Canada, the pink gem was named after the Poudretteite family, who operated a quarry in the area where the gemstone was first found. The price of this very rare pink jewel can be as high as $3,000 per carat. Poudretteite is one of the most expensive pink gemstones in the world on account of its rarity. Beside Taurus, sapphire is also associated with the zodiac signs Sagittarius and Pisces. Though traditionally the birthstone of April, sapphire in general is the modern birthstone for September. Sapphire also comes in a rare orange-pink variety called padparadscha, as well as star sapphires, which display six-rayed asterism. Still, the value of pink sapphire lies in its resemblance to ruby hence, the closer the pink is to the red of ruby, the higher the value of pink sapphire. In fact, corundum that is a shade less red than ruby is immediately called sapphire, that is to say, pink sapphire, which is the second most expensive of pink gemstones. Sapphire is corundum that comes in all colors but red, otherwise known as ruby. Though most popular in blue, sapphire also produces pink precious stones. A rather very rare variety, the pink diamond is the most valuable of pink gemstones, with a sale made in 2009 for $2.16M/carat. Like other diamonds, the pink rocks are the hardest of minerals, and boost of an extremely high refractive index, making the pink stones shine brilliantly. Though most popular in white, the diamond also occurs as pink precious stones.

Light pink sapphire