Fortunately, the institute has excellent contacts with many jewelry stores in the U.S. and Europe which regularly loan items for students to observe. "
短短的頭髮貼在腦上，大大的眼睛閃出慧黠的光芒，余玉雲談起她學這一行的緣由，她說：「以前，我只是一個對珠寶有興趣的家庭主婦，後來有一回我隨同丈夫到美國，才有機會進入『美國寶石學院』修讀。」