Michael Berkeley 's guest is the goldsmith Jacqueline Mina, who has just been awarded the prestigious Jerwood prize for her jewel lery. A former student of the Hornsey College of Arts and Crafts and the Royal College of Art. she now exhibits her work in many international collections. She comes from a musical background and her musical interests include English 17thand 20th-century works, pieces by Bach, Bartok and Ravel, and Greek folk music. Executive producer Wendy Thompson Rptd tomorrow 6.30pm