The hottest shape for gemstones is the Asscher cut. Designed in 1902 by Joseph Asscher who was chosen by King Edward VII to cut the famous Cullinan diamond; now in the British Crown jewels. Our scientists created under laboratory conditions our more affordable answer to flawless mined stones. The result - Diamondeau® - flawless simulated diamond gems. Able to cut glass like mined diamond and so similar to the original flawless D colored blue that it takes a specialist jeweler to tell them apart. Each piece is expertly set in solid silver plated in luxury platinum.