When selecting a champagne diamond, the depth of the colour is a personal choice but should have a warm golden undertone, saturated colour and be of a high quality cut to release the stones natural brilliance. These diamonds are graded on the conventional clarity, cut and carat weight system but the colour grading is on […]
Often perceived as a low quality white diamond, champagne diamonds are a class of gem unto themselves – coloured by traces of nitrogen in the crystal structure of the stone. The higher the nitrogen content the deeper the warm brown colour resulting in the sought after Cognac hue. The warm natural colour of champagne diamonds […]
Brought to the world’s attention when discovered at the Argyle mine in Western Australia, the term Champagne diamond was coined to refer to the fancy coloured diamonds displaying warm natural colours ranging from pale straw to deep golden brown (also referred to as Cognac diamonds).