VERFAHREN ZUM ÄNDERN DIE FARBE EINES CVD-ARTIGEN DIAMANTEINKRISTALLES UND DADURCH HERGESTELLTE DIAMANT-SCHICHT

摘要

A method of producing a single crystal CVD diamond of a desired colour which includes the steps of providing single crystal CVD diamond which is coloured and heat treating the diamond under conditions suitable to produce the desired colour. Colours which may be produced are, for example, in the pink-green range.