The dark brownish yellow diamond with cushion shape belongs to one of the most famous diamonds worldwide. The diamond is named after Mr. Ashberg, a Stockholm banker who bought it in 1934 from the Russian Trade Delegation. The beautiful amber-coloured Ashberg Diamond came up for sale, but unfortunately nobody was willing to pay enough money for it. At the moment the stone is owned by Christies.
The 4 c’s of the Ashberg diamond
The sum of the characteristics makes the diamond unique and very attractive:
Colour: amber or brownish yellow with a glance of orange( type Ib). Nitrogen atoms are are scattered over the crystal and absorb visible light in the blue region of the spectrum. This couses the complementary yellow colour. The plasic distortion causes the brown color in some places.
Carat weight: 102.48 carats. One may say that a yellow diamond with a weight greater than 100 carats is special.
Clarity: the exact clarity grade is unfortunately not known
History of the Ashberg Diamond
The diamond is one of the first diamonds discovered in South Africa in the mid 1860s and used to be part of the Russian Crown Jewels, a collection that started in 1719. After the 1920s, the Crown Jewels were transferred to the Kremlin Diamond Fund. In 1934 a Russian trade delegation made a visit to Sweden and sold the Ashberg diamond to Mr. Ashberg. The gem was mounted to a diamond necklace and displayed at the Amsterdam Exhibition a few years later. In 1959 it was put up for sale, however, the buyer remains unknown. In the 80s the stone was failed again to reach its reserve at an auction. Maybe you are interested?