early life and notable clients charles guillaume diehl, a renowned french artist, was born in paris, france in 1814. his work as a decorator and designer of furniture and metalwork left an indelible mark on the world of decorative arts. diehl's impressive client list includes emperor napoleon iii and the rothschild family, showcasing his expertise in catering to high-end tastes. artistic style and influences diehl's style is characteri…