This 10.73-carat brilliant is not, by ordinary standards, exceptional. However, it was cut from the first diamond found in South Africa and therefore has historical significance
The CULLINAN II and CULLINAN I, shown with a 1-carat round diamond
Fordite, also known as Detroit agate, is actually old automobile paint which has hardened sufficiently to be cut and polished. It was formed from the build up of layers of enamel paint slag on tracks and skids on which cars were hand spray-painted (a now automated process), which have been baked numerous times. In recent times the material has been recycled as eco-friendly jewelry.
Loose Diamond Special Collection "angelstar" (patent) Photo, Detailed about Loose Diamond Special Collection "angelstar" (patent) Picture on...
The AGRA DIAMOND | The fifth-largest pink diamond in the world and dates back to the 15th century India. ... The diamond has been sold and re-sold numerous times throughout the years. The last purchasers were the SIBA Corporation of Hong Kong, who paid £ 4.07 million at a Christie’s auction in Hong Kong. The diamond has again been re-cut and now weighs 28.15 carats.
Russian Sphene 14.50ct. Titanite (Sphene). The mineralogical name Titanite comes from its titanium contents. Sphene is a very rare brilliant yellowish-green, green, orange or brown gemstone with a high lustre.