Author: "Marijan Dundek"
Bio: Born in Croatia in 1950, Marijan Dundek has lived in London since 1971 and has travelled extensively around the world. He studied gemmology at the International Gemological Institute in Antwerp and currently works with the world famous Graff Diamonds. 

His experience working with gemstones in Brazil, New York and Europe contributed greatly to his knowledge and appreciation of diamonds, which, combined with his passion for the subject, has helped make him a leading authority in the field. 

He also gives illustrated talks on diamonds and has written articles on the subject for leading trade magazines.