Mr. Grimwade holds degrees in Physics, Chemistry, Maths, and Metallurgical Quality Control. He is a Professional Member of the Institute of Materials, Minerals and Mining, UK, a Chartered Engineer and a Fellow of the City and Guilds Institute of London.
From 1966 to 1988 he was a Senior Lecturer at the then City of London Polytechnic and it was here that he became involved with teaching metallurgy to silversmiths and jewelers. Additional experience includes his role as Metallurgical Consultant to the Worshipful Company of Goldsmiths and consultant to the World Gold Council.
He has presented papers at the Santa Fe Symposium on Jewelry Manufacturing Technology on fifteen occasions as well as at other symposia around the world, and has written numerous articles on aspects of jewelry and silversmithing during the last 30 years.