The Pink Star diamond is the most valuable gemstone in the world as of 2015, with an estimated value of $83,187,381 and the highest possible color and clarity rating. This diamond weighs 59.6 carats, or 11.92 grams, which is about $1,395,761 per carat.Know More
Once known as the "Steinmetz Pink," the Pink Star diamond is the largest known vivid pink diamond in the world. This incredibly rare diamond was mined in 1999 by De Beers in Africa, and once weighed 132.5 carats in the rough. Over two years, this gemstone was carefully cut and polished by Steinmetz Diamonds.
Originally the Pink Star was estimated to sell for more than $60 million, but it sold for $83.2 million to Isaac Wolf after he outbid three others. However, Isaac Wolf defaulted on the purchase, and Sotheby's retains it in its inventory.Learn more about Precious Metals & Gems
The gemstone for January is garnet; for February, amethyst; for March, aquamarine; for April, diamond; for May, emerald; for June, pearl and Alexandrite; for July, ruby; for August, peridot; for September, sapphire; for October, opal and tourmaline; for November, topaz and citrine; and for December, tanzanite, zircon and turquoise. A birthstone is a gem linked to a particular month of the year.Full Answer >
The popularity and perceived value of diamonds come from what is likely the most successful advertising campaign in global history, which was waged by the DeBeers company. Diamonds are not a tradeable investment like gold and silver. Instead, they gained their status through psychological manipulation.Full Answer >
Modern Mikimoto earrings start around a value of $300, while necklaces can cost upwards of $3,000. Vintage Mikimoto items in good quality have even higher values. The value of Mikimoto pearls depends on the age and condition of the pearls, as well as the type of jewelry.Full Answer >
The imprint "18k HGE" on gold essentially means that the gold is costume jewelry with little or no value. "HGE" stands for "hard gold electroplated," which means the object is not solid 18 karat gold throughout. "18k" refers to the type of plating used on the outer surface of the object.Full Answer >