H. No. 4670 / 57 OG No. 21, 3871 (May 22, 1961)
"Precious and semiprecious stones, unworked, cut or otherwise worked, but neither set nor strung (except ungraded stones temporarily strung for convenience of transport): | |
A. Industrial diamonds ........................................................ | ad val. 10% |
B. Others............................................................................ | ad val. 150%" |
"Synthetic or reconstructed precious or semiprecious stones, unworked, cut or otherwise worked, but neither set nor strung (except ungraded stones temporarily strung for convenience of transport): | |
A. Industrial diamonds ........................................................ | ad val. 10% |
B. Others............................................................................ | ad val. 100%" |
"Dust and powder of natural or synthetic precious or semiprecious stones .......... | ad val. 10%" |