Blogs

Every special category we supply has a story. Only one has a demonstration. A chameleon diamond, sitting in…

Every other memo in this library is about a colour. This one is about a place — the…

Ask almost anyone in this industry what a white diamond is and they will describe a colourless one…

Black is the colour that inverts every rule this library has taught. Everywhere else, inclusions are the enemy…

Our purple memo drew the line the trade most often blurs: purple and violet are separate GIA hues,…

Every coloured diamond category has a rarity story. Only one category has a rarity story with no footnotes:…