Amsterdam Diamond...This rare black diamond of African origin is reported to be completely black. It weighs 33.74 carats, has 145 facets and was cut from a 55.85-carat rough. The stone was first shown in February, 1973, at D. Drukker & Zn., Amsterdam.diamond articles.com
Considered to be the most celebrated diamond in the Iranian Crown Jewels and one of the oldest known to man, the 186-carat Darya-i-Nur is a crudely fashioned stone measuring 41.40 × 29.50 × 12.15 mm. The name means Sea of Light, River of Light, or Ocean of Light. It is a table or 'taviz' cut diamond.
The Estate of Miriam Burzstyn, Chapter 7 Trustee, lots 1-14 An antique purple sapphire, diamond and gold brooch, circa 1890 the shield-shaped pendant centering an oval-cut purple sapphire and old European-cut diamond cluster, the remainder set throughout with old mine and old European-cut diamonds, black enamel detail to borders; sapphire weighing an estimated: 3.95 carats; estimated total diamond weight: 3.05 carats.
Rare Fancy Green Diamond, Pink Diamond and Diamond Ring - Centring on a cut-cornered square modified brilliant-cut fancy green diamond weighing 2.00 carats, surrounded by variously-shaped pink diamonds, the shoulders set with circular-cut diamonds, the pink diamonds and diamonds together weighing approximately 6.25 carats, mounted in 18 karat white and pink gold.