Ogden has written and lectured extensively on the materials and technology of ancient and historical gold jewellery and various aspects of gem history.

[24] He has taught short courses on the history of jewellery materials and technology in London, New York, Washington D.C., Malibu, and Stuttgart.

After leaving Tonbridge School at the age of 16, he joined the family jewellery company founded by his great-grandfather,[28] James R Ogden and Sons Ltd.

As a consultant, Ogden advises Museums,[32] collectors, Auction houses[33] and others, mainly on questions of authenticity of ancient and historic precious metal objects.

Ogden is the current Chair of British Standards (BSI) Committee STI/53 (Specifications and test methods for jewellery and horology) on which he has served from 1995 to 2000 and 2005–present.

[41] His qualifications include a doctorate from Durham University (thesis topic Gold Jewellery in Greek, Roman and Byzantine Egypt),[42] The Gemmology Diploma (FGA)[43] (with distinction) from the Gemmological Association of Great Britain and the Diploma in Art Profession Law from the Institute of Art and Law[44] (with distinction).

Ogden is an author or co-author of several books and numerous articles on various aspects of the history of jewellery technology and materials, from scientific to popular.