Diaspore (Sultanite) 46.494 ct
This color-changing Diaspore, also known as Sultanite, displays a pronounced color shift from yellowish green to pinkish brown. It weighs approximately 46 carats and measures slightly over 2.7 cm in length, just over 1.8 cm in width, and nearly 1 cm in depth.
The transparent Sultanite has been cut into a faceted oval shape. The cutting style is described as a Star Cut in the DeGEB certificate.
The crown (upper part) features a modified brilliant cut, while the pavilion (lower part) is executed in a Portuguese cut.
This transparent gemstone showcases a combination of expert faceting and exceptional craftsmanship, highlighting its unique optical properties.